Home / 1,996,789.32-2,755,528.74-1,091,377.80

Finding the Fourth Proportional to 1,996,789.32, 2,755,528.74 and 1,091,377.80

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Solution

The fourth proportional to 1,996,789.32, 2,755,528.74 and 1,091,377.80 is: 1,506,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,789.32 : 2,755,528.74 = 1,091,377.80 : x
  2. Step 2: Convert to fraction form
    1,996,789.32/2,755,528.74 = 1,091,377.80/x
  3. Step 3: Cross multiply
    1,996,789.32x = 2,755,528.74 × 1,091,377.80
  4. Step 4: Simplify right side
    1,996,789.32x = 3,007,322,894,097.97
  5. Step 5: Solve for x
    x = 3,007,322,894,097.97/1,996,789.32
  6. Step 6: Final answer
    x = 1,506,079.22

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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.