Home / 884,867.49-1,221,220.80-502,951.68

Finding the Fourth Proportional to 884,867.49, 1,221,220.80 and 502,951.68

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Solution

The fourth proportional to 884,867.49, 1,221,220.80 and 502,951.68 is: 694,132.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,867.49 : 1,221,220.80 = 502,951.68 : x
  2. Step 2: Convert to fraction form
    884,867.49/1,221,220.80 = 502,951.68/x
  3. Step 3: Cross multiply
    884,867.49x = 1,221,220.80 × 502,951.68
  4. Step 4: Simplify right side
    884,867.49x = 614,215,053,010.94
  5. Step 5: Solve for x
    x = 614,215,053,010.94/884,867.49
  6. Step 6: Final answer
    x = 694,132.24

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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.