Home / 1,638,635.47-2,458,304.03-573,712.27

Finding the Fourth Proportional to 1,638,635.47, 2,458,304.03 and 573,712.27

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Solution

The fourth proportional to 1,638,635.47, 2,458,304.03 and 573,712.27 is: 860,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,635.47 : 2,458,304.03 = 573,712.27 : x
  2. Step 2: Convert to fraction form
    1,638,635.47/2,458,304.03 = 573,712.27/x
  3. Step 3: Cross multiply
    1,638,635.47x = 2,458,304.03 × 573,712.27
  4. Step 4: Simplify right side
    1,638,635.47x = 1,410,359,180,689.97
  5. Step 5: Solve for x
    x = 1,410,359,180,689.97/1,638,635.47
  6. Step 6: Final answer
    x = 860,691.23

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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.