Home / 3,136,041.80-4,327,213.12-1,847,138.84

Finding the Fourth Proportional to 3,136,041.80, 4,327,213.12 and 1,847,138.84

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Solution

The fourth proportional to 3,136,041.80, 4,327,213.12 and 1,847,138.84 is: 2,548,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,041.80 : 4,327,213.12 = 1,847,138.84 : x
  2. Step 2: Convert to fraction form
    3,136,041.80/4,327,213.12 = 1,847,138.84/x
  3. Step 3: Cross multiply
    3,136,041.80x = 4,327,213.12 × 1,847,138.84
  4. Step 4: Simplify right side
    3,136,041.80x = 7,992,963,422,909.58
  5. Step 5: Solve for x
    x = 7,992,963,422,909.58/3,136,041.80
  6. Step 6: Final answer
    x = 2,548,742.63

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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.