Home / 819,781.60-1,229,672.40-594,083.20

Finding the Fourth Proportional to 819,781.60, 1,229,672.40 and 594,083.20

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Solution

The fourth proportional to 819,781.60, 1,229,672.40 and 594,083.20 is: 891,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,781.60 : 1,229,672.40 = 594,083.20 : x
  2. Step 2: Convert to fraction form
    819,781.60/1,229,672.40 = 594,083.20/x
  3. Step 3: Cross multiply
    819,781.60x = 1,229,672.40 × 594,083.20
  4. Step 4: Simplify right side
    819,781.60x = 730,527,714,343.68
  5. Step 5: Solve for x
    x = 730,527,714,343.68/819,781.60
  6. Step 6: Final answer
    x = 891,124.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.