Home / 3,871,468.22-5,342,593.76-2,152,573.70

Finding the Fourth Proportional to 3,871,468.22, 5,342,593.76 and 2,152,573.70

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Solution

The fourth proportional to 3,871,468.22, 5,342,593.76 and 2,152,573.70 is: 2,970,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,468.22 : 5,342,593.76 = 2,152,573.70 : x
  2. Step 2: Convert to fraction form
    3,871,468.22/5,342,593.76 = 2,152,573.70/x
  3. Step 3: Cross multiply
    3,871,468.22x = 5,342,593.76 × 2,152,573.70
  4. Step 4: Simplify right side
    3,871,468.22x = 11,500,326,780,084.27
  5. Step 5: Solve for x
    x = 11,500,326,780,084.27/3,871,468.22
  6. Step 6: Final answer
    x = 2,970,533.69

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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.