Home / 3,545,287.62-4,892,430.47-2,168,530.21

Finding the Fourth Proportional to 3,545,287.62, 4,892,430.47 and 2,168,530.21

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Solution

The fourth proportional to 3,545,287.62, 4,892,430.47 and 2,168,530.21 is: 2,992,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,287.62 : 4,892,430.47 = 2,168,530.21 : x
  2. Step 2: Convert to fraction form
    3,545,287.62/4,892,430.47 = 2,168,530.21/x
  3. Step 3: Cross multiply
    3,545,287.62x = 4,892,430.47 × 2,168,530.21
  4. Step 4: Simplify right side
    3,545,287.62x = 10,609,383,250,057.35
  5. Step 5: Solve for x
    x = 10,609,383,250,057.35/3,545,287.62
  6. Step 6: Final answer
    x = 2,992,531.04

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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.