Home / 3,945,627.59-5,443,416.81-2,291,493.11

Finding the Fourth Proportional to 3,945,627.59, 5,443,416.81 and 2,291,493.11

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Solution

The fourth proportional to 3,945,627.59, 5,443,416.81 and 2,291,493.11 is: 3,161,360.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,627.59 : 5,443,416.81 = 2,291,493.11 : x
  2. Step 2: Convert to fraction form
    3,945,627.59/5,443,416.81 = 2,291,493.11/x
  3. Step 3: Cross multiply
    3,945,627.59x = 5,443,416.81 × 2,291,493.11
  4. Step 4: Simplify right side
    3,945,627.59x = 12,473,552,087,756.09
  5. Step 5: Solve for x
    x = 12,473,552,087,756.09/3,945,627.59
  6. Step 6: Final answer
    x = 3,161,360.73

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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.