Home / 1,524,963.70-2,287,445.55-839,995.30

Finding the Fourth Proportional to 1,524,963.70, 2,287,445.55 and 839,995.30

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Solution

The fourth proportional to 1,524,963.70, 2,287,445.55 and 839,995.30 is: 1,259,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,963.70 : 2,287,445.55 = 839,995.30 : x
  2. Step 2: Convert to fraction form
    1,524,963.70/2,287,445.55 = 839,995.30/x
  3. Step 3: Cross multiply
    1,524,963.70x = 2,287,445.55 × 839,995.30
  4. Step 4: Simplify right side
    1,524,963.70x = 1,921,443,511,005.92
  5. Step 5: Solve for x
    x = 1,921,443,511,005.92/1,524,963.70
  6. Step 6: Final answer
    x = 1,259,992.95

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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.