Home / 2,752,174.16-4,121,976.05-1,313,869.31

Finding the Fourth Proportional to 2,752,174.16, 4,121,976.05 and 1,313,869.31

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Solution

The fourth proportional to 2,752,174.16, 4,121,976.05 and 1,313,869.31 is: 1,967,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,174.16 : 4,121,976.05 = 1,313,869.31 : x
  2. Step 2: Convert to fraction form
    2,752,174.16/4,121,976.05 = 1,313,869.31/x
  3. Step 3: Cross multiply
    2,752,174.16x = 4,121,976.05 × 1,313,869.31
  4. Step 4: Simplify right side
    2,752,174.16x = 5,415,737,822,080.68
  5. Step 5: Solve for x
    x = 5,415,737,822,080.68/2,752,174.16
  6. Step 6: Final answer
    x = 1,967,803.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.