Home / 4,920,873.60-7,381,310.40-1,555,080.60

Finding the Fourth Proportional to 4,920,873.60, 7,381,310.40 and 1,555,080.60

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Solution

The fourth proportional to 4,920,873.60, 7,381,310.40 and 1,555,080.60 is: 2,332,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,873.60 : 7,381,310.40 = 1,555,080.60 : x
  2. Step 2: Convert to fraction form
    4,920,873.60/7,381,310.40 = 1,555,080.60/x
  3. Step 3: Cross multiply
    4,920,873.60x = 7,381,310.40 × 1,555,080.60
  4. Step 4: Simplify right side
    4,920,873.60x = 11,478,532,605,618.24
  5. Step 5: Solve for x
    x = 11,478,532,605,618.24/4,920,873.60
  6. Step 6: Final answer
    x = 2,332,620.90

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Similar ratio
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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.