Home / 1,440,833.52-2,161,250.24-542,476.80

Finding the Fourth Proportional to 1,440,833.52, 2,161,250.24 and 542,476.80

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Solution

The fourth proportional to 1,440,833.52, 2,161,250.24 and 542,476.80 is: 813,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,833.52 : 2,161,250.24 = 542,476.80 : x
  2. Step 2: Convert to fraction form
    1,440,833.52/2,161,250.24 = 542,476.80/x
  3. Step 3: Cross multiply
    1,440,833.52x = 2,161,250.24 × 542,476.80
  4. Step 4: Simplify right side
    1,440,833.52x = 1,172,428,114,194.43
  5. Step 5: Solve for x
    x = 1,172,428,114,194.43/1,440,833.52
  6. Step 6: Final answer
    x = 813,715.18

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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.