Home / 2,100,156.50-3,150,234.75-604,248.50

Finding the Fourth Proportional to 2,100,156.50, 3,150,234.75 and 604,248.50

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Solution

The fourth proportional to 2,100,156.50, 3,150,234.75 and 604,248.50 is: 906,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,156.50 : 3,150,234.75 = 604,248.50 : x
  2. Step 2: Convert to fraction form
    2,100,156.50/3,150,234.75 = 604,248.50/x
  3. Step 3: Cross multiply
    2,100,156.50x = 3,150,234.75 × 604,248.50
  4. Step 4: Simplify right side
    2,100,156.50x = 1,903,524,622,335.38
  5. Step 5: Solve for x
    x = 1,903,524,622,335.38/2,100,156.50
  6. Step 6: Final answer
    x = 906,372.75

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Half scale
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Double scale
Find fourth proportional to 2,100,157.50, 3,150,236.25 and 604,249.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.