Home / 1,004,149.71-1,385,726.54-545,262.03

Finding the Fourth Proportional to 1,004,149.71, 1,385,726.54 and 545,262.03

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Solution

The fourth proportional to 1,004,149.71, 1,385,726.54 and 545,262.03 is: 752,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,149.71 : 1,385,726.54 = 545,262.03 : x
  2. Step 2: Convert to fraction form
    1,004,149.71/1,385,726.54 = 545,262.03/x
  3. Step 3: Cross multiply
    1,004,149.71x = 1,385,726.54 × 545,262.03
  4. Step 4: Simplify right side
    1,004,149.71x = 755,584,063,498.97
  5. Step 5: Solve for x
    x = 755,584,063,498.97/1,004,149.71
  6. Step 6: Final answer
    x = 752,461.57

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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.