Home / 2,644,821.80-3,975,689.10-2,457,614.60

Finding the Fourth Proportional to 2,644,821.80, 3,975,689.10 and 2,457,614.60

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Solution

The fourth proportional to 2,644,821.80, 3,975,689.10 and 2,457,614.60 is: 3,694,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,821.80 : 3,975,689.10 = 2,457,614.60 : x
  2. Step 2: Convert to fraction form
    2,644,821.80/3,975,689.10 = 2,457,614.60/x
  3. Step 3: Cross multiply
    2,644,821.80x = 3,975,689.10 × 2,457,614.60
  4. Step 4: Simplify right side
    2,644,821.80x = 9,770,711,577,220.86
  5. Step 5: Solve for x
    x = 9,770,711,577,220.86/2,644,821.80
  6. Step 6: Final answer
    x = 3,694,279.73

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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.