Home / 865,127.64-1,193,218.38-744,470.04

Finding the Fourth Proportional to 865,127.64, 1,193,218.38 and 744,470.04

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Solution

The fourth proportional to 865,127.64, 1,193,218.38 and 744,470.04 is: 1,026,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,127.64 : 1,193,218.38 = 744,470.04 : x
  2. Step 2: Convert to fraction form
    865,127.64/1,193,218.38 = 744,470.04/x
  3. Step 3: Cross multiply
    865,127.64x = 1,193,218.38 × 744,470.04
  4. Step 4: Simplify right side
    865,127.64x = 888,315,335,087.34
  5. Step 5: Solve for x
    x = 888,315,335,087.34/865,127.64
  6. Step 6: Final answer
    x = 1,026,802.63

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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.