Home / 2,102,493.60-3,153,740.40-2,080,375.20

Finding the Fourth Proportional to 2,102,493.60, 3,153,740.40 and 2,080,375.20

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Solution

The fourth proportional to 2,102,493.60, 3,153,740.40 and 2,080,375.20 is: 3,120,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,493.60 : 3,153,740.40 = 2,080,375.20 : x
  2. Step 2: Convert to fraction form
    2,102,493.60/3,153,740.40 = 2,080,375.20/x
  3. Step 3: Cross multiply
    2,102,493.60x = 3,153,740.40 × 2,080,375.20
  4. Step 4: Simplify right side
    2,102,493.60x = 6,560,963,315,398.08
  5. Step 5: Solve for x
    x = 6,560,963,315,398.08/2,102,493.60
  6. Step 6: Final answer
    x = 3,120,562.80

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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.