Home / 1,945,311.60-2,917,276.20-880,863.60

Finding the Fourth Proportional to 1,945,311.60, 2,917,276.20 and 880,863.60

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Solution

The fourth proportional to 1,945,311.60, 2,917,276.20 and 880,863.60 is: 1,320,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,311.60 : 2,917,276.20 = 880,863.60 : x
  2. Step 2: Convert to fraction form
    1,945,311.60/2,917,276.20 = 880,863.60/x
  3. Step 3: Cross multiply
    1,945,311.60x = 2,917,276.20 × 880,863.60
  4. Step 4: Simplify right side
    1,945,311.60x = 2,569,722,415,726.32
  5. Step 5: Solve for x
    x = 2,569,722,415,726.32/1,945,311.60
  6. Step 6: Final answer
    x = 1,320,982.42

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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.