Home / 2,676,235.20-4,008,909.60-1,662,244.80

Finding the Fourth Proportional to 2,676,235.20, 4,008,909.60 and 1,662,244.80

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Solution

The fourth proportional to 2,676,235.20, 4,008,909.60 and 1,662,244.80 is: 2,489,986.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,235.20 : 4,008,909.60 = 1,662,244.80 : x
  2. Step 2: Convert to fraction form
    2,676,235.20/4,008,909.60 = 1,662,244.80/x
  3. Step 3: Cross multiply
    2,676,235.20x = 4,008,909.60 × 1,662,244.80
  4. Step 4: Simplify right side
    2,676,235.20x = 6,663,789,136,270.08
  5. Step 5: Solve for x
    x = 6,663,789,136,270.08/2,676,235.20
  6. Step 6: Final answer
    x = 2,489,986.36

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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.