Home / 3,894,895.13-5,374,856.25-2,176,028.55

Finding the Fourth Proportional to 3,894,895.13, 5,374,856.25 and 2,176,028.55

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Solution

The fourth proportional to 3,894,895.13, 5,374,856.25 and 2,176,028.55 is: 3,002,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,895.13 : 5,374,856.25 = 2,176,028.55 : x
  2. Step 2: Convert to fraction form
    3,894,895.13/5,374,856.25 = 2,176,028.55/x
  3. Step 3: Cross multiply
    3,894,895.13x = 5,374,856.25 × 2,176,028.55
  4. Step 4: Simplify right side
    3,894,895.13x = 11,695,840,652,145.94
  5. Step 5: Solve for x
    x = 11,695,840,652,145.94/3,894,895.13
  6. Step 6: Final answer
    x = 3,002,864.08

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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.