Home / 1,125,387.47-1,553,034.67-616,089.85

Finding the Fourth Proportional to 1,125,387.47, 1,553,034.67 and 616,089.85

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Solution

The fourth proportional to 1,125,387.47, 1,553,034.67 and 616,089.85 is: 850,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,387.47 : 1,553,034.67 = 616,089.85 : x
  2. Step 2: Convert to fraction form
    1,125,387.47/1,553,034.67 = 616,089.85/x
  3. Step 3: Cross multiply
    1,125,387.47x = 1,553,034.67 × 616,089.85
  4. Step 4: Simplify right side
    1,125,387.47x = 956,808,891,462.29
  5. Step 5: Solve for x
    x = 956,808,891,462.29/1,125,387.47
  6. Step 6: Final answer
    x = 850,203.97

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1.5x scale

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.