Home / 4,920,753.60-6,790,644.22-2,745,297.20

Finding the Fourth Proportional to 4,920,753.60, 6,790,644.22 and 2,745,297.20

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Solution

The fourth proportional to 4,920,753.60, 6,790,644.22 and 2,745,297.20 is: 3,788,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,753.60 : 6,790,644.22 = 2,745,297.20 : x
  2. Step 2: Convert to fraction form
    4,920,753.60/6,790,644.22 = 2,745,297.20/x
  3. Step 3: Cross multiply
    4,920,753.60x = 6,790,644.22 × 2,745,297.20
  4. Step 4: Simplify right side
    4,920,753.60x = 18,642,336,573,475.55
  5. Step 5: Solve for x
    x = 18,642,336,573,475.55/4,920,753.60
  6. Step 6: Final answer
    x = 3,788,512.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.