Home / 3,840,919.32-5,300,524.26-2,122,079.34

Finding the Fourth Proportional to 3,840,919.32, 5,300,524.26 and 2,122,079.34

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Solution

The fourth proportional to 3,840,919.32, 5,300,524.26 and 2,122,079.34 is: 2,928,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,919.32 : 5,300,524.26 = 2,122,079.34 : x
  2. Step 2: Convert to fraction form
    3,840,919.32/5,300,524.26 = 2,122,079.34/x
  3. Step 3: Cross multiply
    3,840,919.32x = 5,300,524.26 × 2,122,079.34
  4. Step 4: Simplify right side
    3,840,919.32x = 11,248,133,023,314.79
  5. Step 5: Solve for x
    x = 11,248,133,023,314.79/3,840,919.32
  6. Step 6: Final answer
    x = 2,928,500.21

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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.