Home / 2,825,863.15-3,899,718.93-1,536,731.56

Finding the Fourth Proportional to 2,825,863.15, 3,899,718.93 and 1,536,731.56

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Solution

The fourth proportional to 2,825,863.15, 3,899,718.93 and 1,536,731.56 is: 2,120,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,863.15 : 3,899,718.93 = 1,536,731.56 : x
  2. Step 2: Convert to fraction form
    2,825,863.15/3,899,718.93 = 1,536,731.56/x
  3. Step 3: Cross multiply
    2,825,863.15x = 3,899,718.93 × 1,536,731.56
  4. Step 4: Simplify right side
    2,825,863.15x = 5,992,821,154,860.43
  5. Step 5: Solve for x
    x = 5,992,821,154,860.43/2,825,863.15
  6. Step 6: Final answer
    x = 2,120,704.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.