Home / 3,989,182.50-5,983,773.75-997,366.50

Finding the Fourth Proportional to 3,989,182.50, 5,983,773.75 and 997,366.50

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Solution

The fourth proportional to 3,989,182.50, 5,983,773.75 and 997,366.50 is: 1,496,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,182.50 : 5,983,773.75 = 997,366.50 : x
  2. Step 2: Convert to fraction form
    3,989,182.50/5,983,773.75 = 997,366.50/x
  3. Step 3: Cross multiply
    3,989,182.50x = 5,983,773.75 × 997,366.50
  4. Step 4: Simplify right side
    3,989,182.50x = 5,968,015,481,829.38
  5. Step 5: Solve for x
    x = 5,968,015,481,829.38/3,989,182.50
  6. Step 6: Final answer
    x = 1,496,049.75

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Double scale
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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.