Home / 2,682,025.60-4,023,038.40-1,616,519.20

Finding the Fourth Proportional to 2,682,025.60, 4,023,038.40 and 1,616,519.20

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Solution

The fourth proportional to 2,682,025.60, 4,023,038.40 and 1,616,519.20 is: 2,424,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,025.60 : 4,023,038.40 = 1,616,519.20 : x
  2. Step 2: Convert to fraction form
    2,682,025.60/4,023,038.40 = 1,616,519.20/x
  3. Step 3: Cross multiply
    2,682,025.60x = 4,023,038.40 × 1,616,519.20
  4. Step 4: Simplify right side
    2,682,025.60x = 6,503,318,815,937.28
  5. Step 5: Solve for x
    x = 6,503,318,815,937.28/2,682,025.60
  6. Step 6: Final answer
    x = 2,424,778.80

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Similar ratio
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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.