Home / 2,448,147.15-3,378,478.17-1,345,680.66

Finding the Fourth Proportional to 2,448,147.15, 3,378,478.17 and 1,345,680.66

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Solution

The fourth proportional to 2,448,147.15, 3,378,478.17 and 1,345,680.66 is: 1,857,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,147.15 : 3,378,478.17 = 1,345,680.66 : x
  2. Step 2: Convert to fraction form
    2,448,147.15/3,378,478.17 = 1,345,680.66/x
  3. Step 3: Cross multiply
    2,448,147.15x = 3,378,478.17 × 1,345,680.66
  4. Step 4: Simplify right side
    2,448,147.15x = 4,546,352,733,601.19
  5. Step 5: Solve for x
    x = 4,546,352,733,601.19/2,448,147.15
  6. Step 6: Final answer
    x = 1,857,058.61

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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.