Home / 3,168,776.29-4,372,793.20-1,878,844.81

Finding the Fourth Proportional to 3,168,776.29, 4,372,793.20 and 1,878,844.81

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Solution

The fourth proportional to 3,168,776.29, 4,372,793.20 and 1,878,844.81 is: 2,592,735.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,776.29 : 4,372,793.20 = 1,878,844.81 : x
  2. Step 2: Convert to fraction form
    3,168,776.29/4,372,793.20 = 1,878,844.81/x
  3. Step 3: Cross multiply
    3,168,776.29x = 4,372,793.20 × 1,878,844.81
  4. Step 4: Simplify right side
    3,168,776.29x = 8,215,799,809,023.29
  5. Step 5: Solve for x
    x = 8,215,799,809,023.29/3,168,776.29
  6. Step 6: Final answer
    x = 2,592,735.83

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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.