Home / 1,461,465.57-2,192,694.59-787,614.39

Finding the Fourth Proportional to 1,461,465.57, 2,192,694.59 and 787,614.39

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Solution

The fourth proportional to 1,461,465.57, 2,192,694.59 and 787,614.39 is: 1,181,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,465.57 : 2,192,694.59 = 787,614.39 : x
  2. Step 2: Convert to fraction form
    1,461,465.57/2,192,694.59 = 787,614.39/x
  3. Step 3: Cross multiply
    1,461,465.57x = 2,192,694.59 × 787,614.39
  4. Step 4: Simplify right side
    1,461,465.57x = 1,726,997,811,959.15
  5. Step 5: Solve for x
    x = 1,726,997,811,959.15/1,461,465.57
  6. Step 6: Final answer
    x = 1,181,689.02

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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.