Home / 845,107.15-1,268,927.02-731,605.04

Finding the Fourth Proportional to 845,107.15, 1,268,927.02 and 731,605.04

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Solution

The fourth proportional to 845,107.15, 1,268,927.02 and 731,605.04 is: 1,098,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,107.15 : 1,268,927.02 = 731,605.04 : x
  2. Step 2: Convert to fraction form
    845,107.15/1,268,927.02 = 731,605.04/x
  3. Step 3: Cross multiply
    845,107.15x = 1,268,927.02 × 731,605.04
  4. Step 4: Simplify right side
    845,107.15x = 928,353,394,868.39
  5. Step 5: Solve for x
    x = 928,353,394,868.39/845,107.15
  6. Step 6: Final answer
    x = 1,098,503.78

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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.