Home / 1,979,729.29-2,732,026.49-1,074,311.29

Finding the Fourth Proportional to 1,979,729.29, 2,732,026.49 and 1,074,311.29

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Solution

The fourth proportional to 1,979,729.29, 2,732,026.49 and 1,074,311.29 is: 1,482,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,729.29 : 2,732,026.49 = 1,074,311.29 : x
  2. Step 2: Convert to fraction form
    1,979,729.29/2,732,026.49 = 1,074,311.29/x
  3. Step 3: Cross multiply
    1,979,729.29x = 2,732,026.49 × 1,074,311.29
  4. Step 4: Simplify right side
    1,979,729.29x = 2,935,046,902,786.07
  5. Step 5: Solve for x
    x = 2,935,046,902,786.07/1,979,729.29
  6. Step 6: Final answer
    x = 1,482,549.62

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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.