Home / 1,248,686.75-1,723,187.68-675,726.92

Finding the Fourth Proportional to 1,248,686.75, 1,723,187.68 and 675,726.92

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Solution

The fourth proportional to 1,248,686.75, 1,723,187.68 and 675,726.92 is: 932,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,686.75 : 1,723,187.68 = 675,726.92 : x
  2. Step 2: Convert to fraction form
    1,248,686.75/1,723,187.68 = 675,726.92/x
  3. Step 3: Cross multiply
    1,248,686.75x = 1,723,187.68 × 675,726.92
  4. Step 4: Simplify right side
    1,248,686.75x = 1,164,404,293,283.09
  5. Step 5: Solve for x
    x = 1,164,404,293,283.09/1,248,686.75
  6. Step 6: Final answer
    x = 932,503.13

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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.