Home / 1,350,137.49-1,862,311.91-865,935.69

Finding the Fourth Proportional to 1,350,137.49, 1,862,311.91 and 865,935.69

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Solution

The fourth proportional to 1,350,137.49, 1,862,311.91 and 865,935.69 is: 1,194,428.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,137.49 : 1,862,311.91 = 865,935.69 : x
  2. Step 2: Convert to fraction form
    1,350,137.49/1,862,311.91 = 865,935.69/x
  3. Step 3: Cross multiply
    1,350,137.49x = 1,862,311.91 × 865,935.69
  4. Step 4: Simplify right side
    1,350,137.49x = 1,612,642,344,451.39
  5. Step 5: Solve for x
    x = 1,612,642,344,451.39/1,350,137.49
  6. Step 6: Final answer
    x = 1,194,428.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.