Home / 1,808,067.34-2,711,789.14-511,310.30

Finding the Fourth Proportional to 1,808,067.34, 2,711,789.14 and 511,310.30

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Solution

The fourth proportional to 1,808,067.34, 2,711,789.14 and 511,310.30 is: 766,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,067.34 : 2,711,789.14 = 511,310.30 : x
  2. Step 2: Convert to fraction form
    1,808,067.34/2,711,789.14 = 511,310.30/x
  3. Step 3: Cross multiply
    1,808,067.34x = 2,711,789.14 × 511,310.30
  4. Step 4: Simplify right side
    1,808,067.34x = 1,386,565,718,710.14
  5. Step 5: Solve for x
    x = 1,386,565,718,710.14/1,808,067.34
  6. Step 6: Final answer
    x = 766,877.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.