Home / 3,165,540-4,368,449.04-1,715,234.31

Finding the Fourth Proportional to 3,165,540, 4,368,449.04 and 1,715,234.31

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Solution

The fourth proportional to 3,165,540, 4,368,449.04 and 1,715,234.31 is: 2,367,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,540 : 4,368,449.04 = 1,715,234.31 : x
  2. Step 2: Convert to fraction form
    3,165,540/4,368,449.04 = 1,715,234.31/x
  3. Step 3: Cross multiply
    3,165,540x = 4,368,449.04 × 1,715,234.31
  4. Step 4: Simplify right side
    3,165,540x = 7,492,913,674,894.56
  5. Step 5: Solve for x
    x = 7,492,913,674,894.56/3,165,540
  6. Step 6: Final answer
    x = 2,367,025.43

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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.