Home / 1,608,103.62-2,220,221.52-996,909.57

Finding the Fourth Proportional to 1,608,103.62, 2,220,221.52 and 996,909.57

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Solution

The fourth proportional to 1,608,103.62, 2,220,221.52 and 996,909.57 is: 1,376,379.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,103.62 : 2,220,221.52 = 996,909.57 : x
  2. Step 2: Convert to fraction form
    1,608,103.62/2,220,221.52 = 996,909.57/x
  3. Step 3: Cross multiply
    1,608,103.62x = 2,220,221.52 × 996,909.57
  4. Step 4: Simplify right side
    1,608,103.62x = 2,213,360,080,807.95
  5. Step 5: Solve for x
    x = 2,213,360,080,807.95/1,608,103.62
  6. Step 6: Final answer
    x = 1,376,379.02

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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.