Home / 1,251,976.34-1,727,461.41-742,844.18

Finding the Fourth Proportional to 1,251,976.34, 1,727,461.41 and 742,844.18

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Solution

The fourth proportional to 1,251,976.34, 1,727,461.41 and 742,844.18 is: 1,024,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,976.34 : 1,727,461.41 = 742,844.18 : x
  2. Step 2: Convert to fraction form
    1,251,976.34/1,727,461.41 = 742,844.18/x
  3. Step 3: Cross multiply
    1,251,976.34x = 1,727,461.41 × 742,844.18
  4. Step 4: Simplify right side
    1,251,976.34x = 1,283,234,654,593.09
  5. Step 5: Solve for x
    x = 1,283,234,654,593.09/1,251,976.34
  6. Step 6: Final answer
    x = 1,024,967.18

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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.