Home / 3,181,895.43-4,391,160.28-1,875,202.61

Finding the Fourth Proportional to 3,181,895.43, 4,391,160.28 and 1,875,202.61

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Solution

The fourth proportional to 3,181,895.43, 4,391,160.28 and 1,875,202.61 is: 2,587,864.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,895.43 : 4,391,160.28 = 1,875,202.61 : x
  2. Step 2: Convert to fraction form
    3,181,895.43/4,391,160.28 = 1,875,202.61/x
  3. Step 3: Cross multiply
    3,181,895.43x = 4,391,160.28 × 1,875,202.61
  4. Step 4: Simplify right side
    3,181,895.43x = 8,234,315,217,984.33
  5. Step 5: Solve for x
    x = 8,234,315,217,984.33/3,181,895.43
  6. Step 6: Final answer
    x = 2,587,864.81

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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.