Home / 1,074,944.20-1,610,861.10-475,414.60

Finding the Fourth Proportional to 1,074,944.20, 1,610,861.10 and 475,414.60

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Solution

The fourth proportional to 1,074,944.20, 1,610,861.10 and 475,414.60 is: 712,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,944.20 : 1,610,861.10 = 475,414.60 : x
  2. Step 2: Convert to fraction form
    1,074,944.20/1,610,861.10 = 475,414.60/x
  3. Step 3: Cross multiply
    1,074,944.20x = 1,610,861.10 × 475,414.60
  4. Step 4: Simplify right side
    1,074,944.20x = 765,826,885,512.06
  5. Step 5: Solve for x
    x = 765,826,885,512.06/1,074,944.20
  6. Step 6: Final answer
    x = 712,434.08

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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.