Home / 2,153,442.60-3,230,163.90-657,532.20

Finding the Fourth Proportional to 2,153,442.60, 3,230,163.90 and 657,532.20

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Solution

The fourth proportional to 2,153,442.60, 3,230,163.90 and 657,532.20 is: 986,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,442.60 : 3,230,163.90 = 657,532.20 : x
  2. Step 2: Convert to fraction form
    2,153,442.60/3,230,163.90 = 657,532.20/x
  3. Step 3: Cross multiply
    2,153,442.60x = 3,230,163.90 × 657,532.20
  4. Step 4: Simplify right side
    2,153,442.60x = 2,123,936,775,527.58
  5. Step 5: Solve for x
    x = 2,123,936,775,527.58/2,153,442.60
  6. Step 6: Final answer
    x = 986,298.30

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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.