Home / 2,772,025.20-4,158,037.80-1,352,991.60

Finding the Fourth Proportional to 2,772,025.20, 4,158,037.80 and 1,352,991.60

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Solution

The fourth proportional to 2,772,025.20, 4,158,037.80 and 1,352,991.60 is: 2,029,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,025.20 : 4,158,037.80 = 1,352,991.60 : x
  2. Step 2: Convert to fraction form
    2,772,025.20/4,158,037.80 = 1,352,991.60/x
  3. Step 3: Cross multiply
    2,772,025.20x = 4,158,037.80 × 1,352,991.60
  4. Step 4: Simplify right side
    2,772,025.20x = 5,625,790,215,882.48
  5. Step 5: Solve for x
    x = 5,625,790,215,882.48/2,772,025.20
  6. Step 6: Final answer
    x = 2,029,487.40

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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.