Home / 1,244,722.52-1,718,097.86-728,597.13

Finding the Fourth Proportional to 1,244,722.52, 1,718,097.86 and 728,597.13

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Solution

The fourth proportional to 1,244,722.52, 1,718,097.86 and 728,597.13 is: 1,005,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,722.52 : 1,718,097.86 = 728,597.13 : x
  2. Step 2: Convert to fraction form
    1,244,722.52/1,718,097.86 = 728,597.13/x
  3. Step 3: Cross multiply
    1,244,722.52x = 1,718,097.86 × 728,597.13
  4. Step 4: Simplify right side
    1,244,722.52x = 1,251,801,171,676.63
  5. Step 5: Solve for x
    x = 1,251,801,171,676.63/1,244,722.52
  6. Step 6: Final answer
    x = 1,005,686.94

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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.