Home / 4,845,385.60-7,268,078.40-1,479,587.20

Finding the Fourth Proportional to 4,845,385.60, 7,268,078.40 and 1,479,587.20

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Solution

The fourth proportional to 4,845,385.60, 7,268,078.40 and 1,479,587.20 is: 2,219,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,385.60 : 7,268,078.40 = 1,479,587.20 : x
  2. Step 2: Convert to fraction form
    4,845,385.60/7,268,078.40 = 1,479,587.20/x
  3. Step 3: Cross multiply
    4,845,385.60x = 7,268,078.40 × 1,479,587.20
  4. Step 4: Simplify right side
    4,845,385.60x = 10,753,755,769,236.48
  5. Step 5: Solve for x
    x = 10,753,755,769,236.48/4,845,385.60
  6. Step 6: Final answer
    x = 2,219,380.80

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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.