Home / 3,861,534-5,329,171.53-2,230,009.86

Finding the Fourth Proportional to 3,861,534, 5,329,171.53 and 2,230,009.86

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Solution

The fourth proportional to 3,861,534, 5,329,171.53 and 2,230,009.86 is: 3,077,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,534 : 5,329,171.53 = 2,230,009.86 : x
  2. Step 2: Convert to fraction form
    3,861,534/5,329,171.53 = 2,230,009.86/x
  3. Step 3: Cross multiply
    3,861,534x = 5,329,171.53 × 2,230,009.86
  4. Step 4: Simplify right side
    3,861,534x = 11,884,105,057,531.29
  5. Step 5: Solve for x
    x = 11,884,105,057,531.29/3,861,534
  6. Step 6: Final answer
    x = 3,077,560.64

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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.