Home / 1,793,136.32-2,689,691.06-513,744.88

Finding the Fourth Proportional to 1,793,136.32, 2,689,691.06 and 513,744.88

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Solution

The fourth proportional to 1,793,136.32, 2,689,691.06 and 513,744.88 is: 770,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,136.32 : 2,689,691.06 = 513,744.88 : x
  2. Step 2: Convert to fraction form
    1,793,136.32/2,689,691.06 = 513,744.88/x
  3. Step 3: Cross multiply
    1,793,136.32x = 2,689,691.06 × 513,744.88
  4. Step 4: Simplify right side
    1,793,136.32x = 1,381,815,010,856.77
  5. Step 5: Solve for x
    x = 1,381,815,010,856.77/1,793,136.32
  6. Step 6: Final answer
    x = 770,613.48

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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.