Home / 1,331,839.52-1,837,488.79-758,473.73

Finding the Fourth Proportional to 1,331,839.52, 1,837,488.79 and 758,473.73

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Solution

The fourth proportional to 1,331,839.52, 1,837,488.79 and 758,473.73 is: 1,046,437.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,839.52 : 1,837,488.79 = 758,473.73 : x
  2. Step 2: Convert to fraction form
    1,331,839.52/1,837,488.79 = 758,473.73/x
  3. Step 3: Cross multiply
    1,331,839.52x = 1,837,488.79 × 758,473.73
  4. Step 4: Simplify right side
    1,331,839.52x = 1,393,686,976,384.49
  5. Step 5: Solve for x
    x = 1,393,686,976,384.49/1,331,839.52
  6. Step 6: Final answer
    x = 1,046,437.62

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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.