Home / 1,802,912.68-2,488,217.33-1,149,561.92

Finding the Fourth Proportional to 1,802,912.68, 2,488,217.33 and 1,149,561.92

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Solution

The fourth proportional to 1,802,912.68, 2,488,217.33 and 1,149,561.92 is: 1,586,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,912.68 : 2,488,217.33 = 1,149,561.92 : x
  2. Step 2: Convert to fraction form
    1,802,912.68/2,488,217.33 = 1,149,561.92/x
  3. Step 3: Cross multiply
    1,802,912.68x = 2,488,217.33 × 1,149,561.92
  4. Step 4: Simplify right side
    1,802,912.68x = 2,860,359,900,346.52
  5. Step 5: Solve for x
    x = 2,860,359,900,346.52/1,802,912.68
  6. Step 6: Final answer
    x = 1,586,521.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.