Home / 2,790,908.60-4,187,529.30-898,230.20

Finding the Fourth Proportional to 2,790,908.60, 4,187,529.30 and 898,230.20

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Solution

The fourth proportional to 2,790,908.60, 4,187,529.30 and 898,230.20 is: 1,347,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,908.60 : 4,187,529.30 = 898,230.20 : x
  2. Step 2: Convert to fraction form
    2,790,908.60/4,187,529.30 = 898,230.20/x
  3. Step 3: Cross multiply
    2,790,908.60x = 4,187,529.30 × 898,230.20
  4. Step 4: Simplify right side
    2,790,908.60x = 3,761,365,280,644.86
  5. Step 5: Solve for x
    x = 3,761,365,280,644.86/2,790,908.60
  6. Step 6: Final answer
    x = 1,347,720.70

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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.