Home / 1,359,742.20-1,876,447.98-747,957.63

Finding the Fourth Proportional to 1,359,742.20, 1,876,447.98 and 747,957.63

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Solution

The fourth proportional to 1,359,742.20, 1,876,447.98 and 747,957.63 is: 1,032,183.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,742.20 : 1,876,447.98 = 747,957.63 : x
  2. Step 2: Convert to fraction form
    1,359,742.20/1,876,447.98 = 747,957.63/x
  3. Step 3: Cross multiply
    1,359,742.20x = 1,876,447.98 × 747,957.63
  4. Step 4: Simplify right side
    1,359,742.20x = 1,403,503,583,939.09
  5. Step 5: Solve for x
    x = 1,403,503,583,939.09/1,359,742.20
  6. Step 6: Final answer
    x = 1,032,183.59

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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.