Home / 1,068,654.60-1,605,314.70-753,726.60

Finding the Fourth Proportional to 1,068,654.60, 1,605,314.70 and 753,726.60

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Solution

The fourth proportional to 1,068,654.60, 1,605,314.70 and 753,726.60 is: 1,132,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,654.60 : 1,605,314.70 = 753,726.60 : x
  2. Step 2: Convert to fraction form
    1,068,654.60/1,605,314.70 = 753,726.60/x
  3. Step 3: Cross multiply
    1,068,654.60x = 1,605,314.70 × 753,726.60
  4. Step 4: Simplify right side
    1,068,654.60x = 1,209,968,390,761.02
  5. Step 5: Solve for x
    x = 1,209,968,390,761.02/1,068,654.60
  6. Step 6: Final answer
    x = 1,132,235.23

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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.