Home / 1,279,844.54-1,766,174.98-699,068.04

Finding the Fourth Proportional to 1,279,844.54, 1,766,174.98 and 699,068.04

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Solution

The fourth proportional to 1,279,844.54, 1,766,174.98 and 699,068.04 is: 964,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,844.54 : 1,766,174.98 = 699,068.04 : x
  2. Step 2: Convert to fraction form
    1,279,844.54/1,766,174.98 = 699,068.04/x
  3. Step 3: Cross multiply
    1,279,844.54x = 1,766,174.98 × 699,068.04
  4. Step 4: Simplify right side
    1,279,844.54x = 1,234,676,481,565.64
  5. Step 5: Solve for x
    x = 1,234,676,481,565.64/1,279,844.54
  6. Step 6: Final answer
    x = 964,708.17

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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.