Home / 1,349,104.88-1,861,691.64-745,454

Finding the Fourth Proportional to 1,349,104.88, 1,861,691.64 and 745,454

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Solution

The fourth proportional to 1,349,104.88, 1,861,691.64 and 745,454 is: 1,028,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,104.88 : 1,861,691.64 = 745,454 : x
  2. Step 2: Convert to fraction form
    1,349,104.88/1,861,691.64 = 745,454/x
  3. Step 3: Cross multiply
    1,349,104.88x = 1,861,691.64 × 745,454
  4. Step 4: Simplify right side
    1,349,104.88x = 1,387,805,479,804.56
  5. Step 5: Solve for x
    x = 1,387,805,479,804.56/1,349,104.88
  6. Step 6: Final answer
    x = 1,028,686.13

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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.