Home / 1,581,614.10-2,372,615.55-516,366.90

Finding the Fourth Proportional to 1,581,614.10, 2,372,615.55 and 516,366.90

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Solution

The fourth proportional to 1,581,614.10, 2,372,615.55 and 516,366.90 is: 774,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,614.10 : 2,372,615.55 = 516,366.90 : x
  2. Step 2: Convert to fraction form
    1,581,614.10/2,372,615.55 = 516,366.90/x
  3. Step 3: Cross multiply
    1,581,614.10x = 2,372,615.55 × 516,366.90
  4. Step 4: Simplify right side
    1,581,614.10x = 1,225,140,136,445.30
  5. Step 5: Solve for x
    x = 1,225,140,136,445.30/1,581,614.10
  6. Step 6: Final answer
    x = 774,613.82

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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.