Home / 1,360,105.85-2,040,084.99-413,402.76

Finding the Fourth Proportional to 1,360,105.85, 2,040,084.99 and 413,402.76

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Solution

The fourth proportional to 1,360,105.85, 2,040,084.99 and 413,402.76 is: 620,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,105.85 : 2,040,084.99 = 413,402.76 : x
  2. Step 2: Convert to fraction form
    1,360,105.85/2,040,084.99 = 413,402.76/x
  3. Step 3: Cross multiply
    1,360,105.85x = 2,040,084.99 × 413,402.76
  4. Step 4: Simplify right side
    1,360,105.85x = 843,376,765,500.57
  5. Step 5: Solve for x
    x = 843,376,765,500.57/1,360,105.85
  6. Step 6: Final answer
    x = 620,081.71

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1.5x scale

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.