Home / 3,162,668.10-4,744,002.18-766,512.74

Finding the Fourth Proportional to 3,162,668.10, 4,744,002.18 and 766,512.74

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Solution

The fourth proportional to 3,162,668.10, 4,744,002.18 and 766,512.74 is: 1,149,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,668.10 : 4,744,002.18 = 766,512.74 : x
  2. Step 2: Convert to fraction form
    3,162,668.10/4,744,002.18 = 766,512.74/x
  3. Step 3: Cross multiply
    3,162,668.10x = 4,744,002.18 × 766,512.74
  4. Step 4: Simplify right side
    3,162,668.10x = 3,636,338,085,837.76
  5. Step 5: Solve for x
    x = 3,636,338,085,837.76/3,162,668.10
  6. Step 6: Final answer
    x = 1,149,769.11

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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.