Home / 1,761,189.30-2,642,895.68-750,311.73

Finding the Fourth Proportional to 1,761,189.30, 2,642,895.68 and 750,311.73

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Solution

The fourth proportional to 1,761,189.30, 2,642,895.68 and 750,311.73 is: 1,125,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,189.30 : 2,642,895.68 = 750,311.73 : x
  2. Step 2: Convert to fraction form
    1,761,189.30/2,642,895.68 = 750,311.73/x
  3. Step 3: Cross multiply
    1,761,189.30x = 2,642,895.68 × 750,311.73
  4. Step 4: Simplify right side
    1,761,189.30x = 1,982,995,626,118.77
  5. Step 5: Solve for x
    x = 1,982,995,626,118.77/1,761,189.30
  6. Step 6: Final answer
    x = 1,125,941.22

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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.