Home / 2,659,440.45-3,986,568.68-1,521,034.05

Finding the Fourth Proportional to 2,659,440.45, 3,986,568.68 and 1,521,034.05

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Solution

The fourth proportional to 2,659,440.45, 3,986,568.68 and 1,521,034.05 is: 2,280,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,440.45 : 3,986,568.68 = 1,521,034.05 : x
  2. Step 2: Convert to fraction form
    2,659,440.45/3,986,568.68 = 1,521,034.05/x
  3. Step 3: Cross multiply
    2,659,440.45x = 3,986,568.68 × 1,521,034.05
  4. Step 4: Simplify right side
    2,659,440.45x = 6,063,706,697,338.38
  5. Step 5: Solve for x
    x = 6,063,706,697,338.38/2,659,440.45
  6. Step 6: Final answer
    x = 2,280,068.61

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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.