Home / 1,027,807.30-1,541,710.95-279,853.30

Finding the Fourth Proportional to 1,027,807.30, 1,541,710.95 and 279,853.30

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Solution

The fourth proportional to 1,027,807.30, 1,541,710.95 and 279,853.30 is: 419,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,807.30 : 1,541,710.95 = 279,853.30 : x
  2. Step 2: Convert to fraction form
    1,027,807.30/1,541,710.95 = 279,853.30/x
  3. Step 3: Cross multiply
    1,027,807.30x = 1,541,710.95 × 279,853.30
  4. Step 4: Simplify right side
    1,027,807.30x = 431,452,897,003.64
  5. Step 5: Solve for x
    x = 431,452,897,003.64/1,027,807.30
  6. Step 6: Final answer
    x = 419,779.95

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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.