Home / 1,359,465.02-1,876,024.31-747,617.78

Finding the Fourth Proportional to 1,359,465.02, 1,876,024.31 and 747,617.78

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Solution

The fourth proportional to 1,359,465.02, 1,876,024.31 and 747,617.78 is: 1,031,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,465.02 : 1,876,024.31 = 747,617.78 : x
  2. Step 2: Convert to fraction form
    1,359,465.02/1,876,024.31 = 747,617.78/x
  3. Step 3: Cross multiply
    1,359,465.02x = 1,876,024.31 × 747,617.78
  4. Step 4: Simplify right side
    1,359,465.02x = 1,402,549,116,750.02
  5. Step 5: Solve for x
    x = 1,402,549,116,750.02/1,359,465.02
  6. Step 6: Final answer
    x = 1,031,691.95

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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.