Home / 2,146,695.38-2,962,720.45-1,384,964.82

Finding the Fourth Proportional to 2,146,695.38, 2,962,720.45 and 1,384,964.82

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Solution

The fourth proportional to 2,146,695.38, 2,962,720.45 and 1,384,964.82 is: 1,911,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,695.38 : 2,962,720.45 = 1,384,964.82 : x
  2. Step 2: Convert to fraction form
    2,146,695.38/2,962,720.45 = 1,384,964.82/x
  3. Step 3: Cross multiply
    2,146,695.38x = 2,962,720.45 × 1,384,964.82
  4. Step 4: Simplify right side
    2,146,695.38x = 4,103,263,594,744.57
  5. Step 5: Solve for x
    x = 4,103,263,594,744.57/2,146,695.38
  6. Step 6: Final answer
    x = 1,911,432.63

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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.