Home / 1,359,778.87-2,039,446.58-400,010

Finding the Fourth Proportional to 1,359,778.87, 2,039,446.58 and 400,010

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Solution

The fourth proportional to 1,359,778.87, 2,039,446.58 and 400,010 is: 599,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,778.87 : 2,039,446.58 = 400,010 : x
  2. Step 2: Convert to fraction form
    1,359,778.87/2,039,446.58 = 400,010/x
  3. Step 3: Cross multiply
    1,359,778.87x = 2,039,446.58 × 400,010
  4. Step 4: Simplify right side
    1,359,778.87x = 815,799,024,465.75
  5. Step 5: Solve for x
    x = 815,799,024,465.75/1,359,778.87
  6. Step 6: Final answer
    x = 599,949.78

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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.