Home / 2,180,025.60-3,270,038.40-1,707,115.20

Finding the Fourth Proportional to 2,180,025.60, 3,270,038.40 and 1,707,115.20

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Solution

The fourth proportional to 2,180,025.60, 3,270,038.40 and 1,707,115.20 is: 2,560,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,025.60 : 3,270,038.40 = 1,707,115.20 : x
  2. Step 2: Convert to fraction form
    2,180,025.60/3,270,038.40 = 1,707,115.20/x
  3. Step 3: Cross multiply
    2,180,025.60x = 3,270,038.40 × 1,707,115.20
  4. Step 4: Simplify right side
    2,180,025.60x = 5,582,332,257,223.68
  5. Step 5: Solve for x
    x = 5,582,332,257,223.68/2,180,025.60
  6. Step 6: Final answer
    x = 2,560,672.80

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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.