Home / 4,845,517.60-7,268,276.40-1,479,719.20

Finding the Fourth Proportional to 4,845,517.60, 7,268,276.40 and 1,479,719.20

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Solution

The fourth proportional to 4,845,517.60, 7,268,276.40 and 1,479,719.20 is: 2,219,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,517.60 : 7,268,276.40 = 1,479,719.20 : x
  2. Step 2: Convert to fraction form
    4,845,517.60/7,268,276.40 = 1,479,719.20/x
  3. Step 3: Cross multiply
    4,845,517.60x = 7,268,276.40 × 1,479,719.20
  4. Step 4: Simplify right side
    4,845,517.60x = 10,755,008,139,986.88
  5. Step 5: Solve for x
    x = 10,755,008,139,986.88/4,845,517.60
  6. Step 6: Final answer
    x = 2,219,578.80

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1.5x scale

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.