Home / 3,550,778.32-4,900,372.68-2,174,115.28

Finding the Fourth Proportional to 3,550,778.32, 4,900,372.68 and 2,174,115.28

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Solution

The fourth proportional to 3,550,778.32, 4,900,372.68 and 2,174,115.28 is: 3,000,461.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,778.32 : 4,900,372.68 = 2,174,115.28 : x
  2. Step 2: Convert to fraction form
    3,550,778.32/4,900,372.68 = 2,174,115.28/x
  3. Step 3: Cross multiply
    3,550,778.32x = 4,900,372.68 × 2,174,115.28
  4. Step 4: Simplify right side
    3,550,778.32x = 10,653,975,121,282.55
  5. Step 5: Solve for x
    x = 10,653,975,121,282.55/3,550,778.32
  6. Step 6: Final answer
    x = 3,000,461.92

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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.