Home / 1,252,976.14-1,729,108.27-680,016.47

Finding the Fourth Proportional to 1,252,976.14, 1,729,108.27 and 680,016.47

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Solution

The fourth proportional to 1,252,976.14, 1,729,108.27 and 680,016.47 is: 938,423.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,976.14 : 1,729,108.27 = 680,016.47 : x
  2. Step 2: Convert to fraction form
    1,252,976.14/1,729,108.27 = 680,016.47/x
  3. Step 3: Cross multiply
    1,252,976.14x = 1,729,108.27 × 680,016.47
  4. Step 4: Simplify right side
    1,252,976.14x = 1,175,822,090,392.59
  5. Step 5: Solve for x
    x = 1,175,822,090,392.59/1,252,976.14
  6. Step 6: Final answer
    x = 938,423.37

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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.