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Finding the Fourth Proportional to 3,584,391.88, 4,946,445.84 and 1,952,794.16

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Solution

The fourth proportional to 3,584,391.88, 4,946,445.84 and 1,952,794.16 is: 2,694,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584,391.88 : 4,946,445.84 = 1,952,794.16 : x
  2. Step 2: Convert to fraction form
    3,584,391.88/4,946,445.84 = 1,952,794.16/x
  3. Step 3: Cross multiply
    3,584,391.88x = 4,946,445.84 × 1,952,794.16
  4. Step 4: Simplify right side
    3,584,391.88x = 9,659,390,549,108.29
  5. Step 5: Solve for x
    x = 9,659,390,549,108.29/3,584,391.88
  6. Step 6: Final answer
    x = 2,694,847.79

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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.