Home / 1,979,767.92-2,732,079.72-1,074,349.92

Finding the Fourth Proportional to 1,979,767.92, 2,732,079.72 and 1,074,349.92

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Solution

The fourth proportional to 1,979,767.92, 2,732,079.72 and 1,074,349.92 is: 1,482,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,767.92 : 2,732,079.72 = 1,074,349.92 : x
  2. Step 2: Convert to fraction form
    1,979,767.92/2,732,079.72 = 1,074,349.92/x
  3. Step 3: Cross multiply
    1,979,767.92x = 2,732,079.72 × 1,074,349.92
  4. Step 4: Simplify right side
    1,979,767.92x = 2,935,209,628,615.62
  5. Step 5: Solve for x
    x = 2,935,209,628,615.62/1,979,767.92
  6. Step 6: Final answer
    x = 1,482,602.88

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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.