Home / 2,870,959.08-3,962,013.36-1,647,488.64

Finding the Fourth Proportional to 2,870,959.08, 3,962,013.36 and 1,647,488.64

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Solution

The fourth proportional to 2,870,959.08, 3,962,013.36 and 1,647,488.64 is: 2,273,585.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,959.08 : 3,962,013.36 = 1,647,488.64 : x
  2. Step 2: Convert to fraction form
    2,870,959.08/3,962,013.36 = 1,647,488.64/x
  3. Step 3: Cross multiply
    2,870,959.08x = 3,962,013.36 × 1,647,488.64
  4. Step 4: Simplify right side
    2,870,959.08x = 6,527,372,002,128.23
  5. Step 5: Solve for x
    x = 6,527,372,002,128.23/2,870,959.08
  6. Step 6: Final answer
    x = 2,273,585.87

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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.