Home / 1,761,904.23-2,642,854.91-499,742.79

Finding the Fourth Proportional to 1,761,904.23, 2,642,854.91 and 499,742.79

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Solution

The fourth proportional to 1,761,904.23, 2,642,854.91 and 499,742.79 is: 749,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,904.23 : 2,642,854.91 = 499,742.79 : x
  2. Step 2: Convert to fraction form
    1,761,904.23/2,642,854.91 = 499,742.79/x
  3. Step 3: Cross multiply
    1,761,904.23x = 2,642,854.91 × 499,742.79
  4. Step 4: Simplify right side
    1,761,904.23x = 1,320,747,683,789.88
  5. Step 5: Solve for x
    x = 1,320,747,683,789.88/1,761,904.23
  6. Step 6: Final answer
    x = 749,613.78

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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.