Home / 3,400,793.80-4,693,064.34-1,872,868.12

Finding the Fourth Proportional to 3,400,793.80, 4,693,064.34 and 1,872,868.12

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Solution

The fourth proportional to 3,400,793.80, 4,693,064.34 and 1,872,868.12 is: 2,584,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,793.80 : 4,693,064.34 = 1,872,868.12 : x
  2. Step 2: Convert to fraction form
    3,400,793.80/4,693,064.34 = 1,872,868.12/x
  3. Step 3: Cross multiply
    3,400,793.80x = 4,693,064.34 × 1,872,868.12
  4. Step 4: Simplify right side
    3,400,793.80x = 8,789,490,587,494.84
  5. Step 5: Solve for x
    x = 8,789,490,587,494.84/3,400,793.80
  6. Step 6: Final answer
    x = 2,584,540.88

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1.5x scale

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.