Home / 2,688,841.60-4,031,707.20-1,006,115.20

Finding the Fourth Proportional to 2,688,841.60, 4,031,707.20 and 1,006,115.20

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Solution

The fourth proportional to 2,688,841.60, 4,031,707.20 and 1,006,115.20 is: 1,508,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,841.60 : 4,031,707.20 = 1,006,115.20 : x
  2. Step 2: Convert to fraction form
    2,688,841.60/4,031,707.20 = 1,006,115.20/x
  3. Step 3: Cross multiply
    2,688,841.60x = 4,031,707.20 × 1,006,115.20
  4. Step 4: Simplify right side
    2,688,841.60x = 4,056,361,895,869.44
  5. Step 5: Solve for x
    x = 4,056,361,895,869.44/2,688,841.60
  6. Step 6: Final answer
    x = 1,508,590.87

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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.