Home / 1,252,993.86-1,729,132.79-680,034.29

Finding the Fourth Proportional to 1,252,993.86, 1,729,132.79 and 680,034.29

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Solution

The fourth proportional to 1,252,993.86, 1,729,132.79 and 680,034.29 is: 938,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,993.86 : 1,729,132.79 = 680,034.29 : x
  2. Step 2: Convert to fraction form
    1,252,993.86/1,729,132.79 = 680,034.29/x
  3. Step 3: Cross multiply
    1,252,993.86x = 1,729,132.79 × 680,034.29
  4. Step 4: Simplify right side
    1,252,993.86x = 1,175,869,577,117.53
  5. Step 5: Solve for x
    x = 1,175,869,577,117.53/1,252,993.86
  6. Step 6: Final answer
    x = 938,448.00

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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.