Home / 3,254,995.75-4,872,915.86-2,172,824.21

Finding the Fourth Proportional to 3,254,995.75, 4,872,915.86 and 2,172,824.21

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Solution

The fourth proportional to 3,254,995.75, 4,872,915.86 and 2,172,824.21 is: 3,252,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254,995.75 : 4,872,915.86 = 2,172,824.21 : x
  2. Step 2: Convert to fraction form
    3,254,995.75/4,872,915.86 = 2,172,824.21/x
  3. Step 3: Cross multiply
    3,254,995.75x = 4,872,915.86 × 2,172,824.21
  4. Step 4: Simplify right side
    3,254,995.75x = 10,587,989,543,036.85
  5. Step 5: Solve for x
    x = 10,587,989,543,036.85/3,254,995.75
  6. Step 6: Final answer
    x = 3,252,842.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.