Home / 1,688,747.24-2,533,126.08-409,349.72

Finding the Fourth Proportional to 1,688,747.24, 2,533,126.08 and 409,349.72

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Solution

The fourth proportional to 1,688,747.24, 2,533,126.08 and 409,349.72 is: 614,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,747.24 : 2,533,126.08 = 409,349.72 : x
  2. Step 2: Convert to fraction form
    1,688,747.24/2,533,126.08 = 409,349.72/x
  3. Step 3: Cross multiply
    1,688,747.24x = 2,533,126.08 × 409,349.72
  4. Step 4: Simplify right side
    1,688,747.24x = 1,036,934,451,572.70
  5. Step 5: Solve for x
    x = 1,036,934,451,572.70/1,688,747.24
  6. Step 6: Final answer
    x = 614,025.85

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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.