Home / 3,429,209.80-4,730,140.56-2,203,408.45

Finding the Fourth Proportional to 3,429,209.80, 4,730,140.56 and 2,203,408.45

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Solution

The fourth proportional to 3,429,209.80, 4,730,140.56 and 2,203,408.45 is: 3,039,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,209.80 : 4,730,140.56 = 2,203,408.45 : x
  2. Step 2: Convert to fraction form
    3,429,209.80/4,730,140.56 = 2,203,408.45/x
  3. Step 3: Cross multiply
    3,429,209.80x = 4,730,140.56 × 2,203,408.45
  4. Step 4: Simplify right side
    3,429,209.80x = 10,422,431,679,591.73
  5. Step 5: Solve for x
    x = 10,422,431,679,591.73/3,429,209.80
  6. Step 6: Final answer
    x = 3,039,310.01

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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.