Home / 2,992,305.20-4,488,457.80-1,098,800.60

Finding the Fourth Proportional to 2,992,305.20, 4,488,457.80 and 1,098,800.60

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Solution

The fourth proportional to 2,992,305.20, 4,488,457.80 and 1,098,800.60 is: 1,648,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,305.20 : 4,488,457.80 = 1,098,800.60 : x
  2. Step 2: Convert to fraction form
    2,992,305.20/4,488,457.80 = 1,098,800.60/x
  3. Step 3: Cross multiply
    2,992,305.20x = 4,488,457.80 × 1,098,800.60
  4. Step 4: Simplify right side
    2,992,305.20x = 4,931,920,123,714.68
  5. Step 5: Solve for x
    x = 4,931,920,123,714.68/2,992,305.20
  6. Step 6: Final answer
    x = 1,648,200.90

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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.