Home / 1,996,898.52-2,755,721.40-1,091,480.52

Finding the Fourth Proportional to 1,996,898.52, 2,755,721.40 and 1,091,480.52

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Solution

The fourth proportional to 1,996,898.52, 2,755,721.40 and 1,091,480.52 is: 1,506,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,898.52 : 2,755,721.40 = 1,091,480.52 : x
  2. Step 2: Convert to fraction form
    1,996,898.52/2,755,721.40 = 1,091,480.52/x
  3. Step 3: Cross multiply
    1,996,898.52x = 2,755,721.40 × 1,091,480.52
  4. Step 4: Simplify right side
    1,996,898.52x = 3,007,816,226,647.13
  5. Step 5: Solve for x
    x = 3,007,816,226,647.13/1,996,898.52
  6. Step 6: Final answer
    x = 1,506,243.91

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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.