Home / 3,548,287.40-5,322,431.10-3,274,572.20

Finding the Fourth Proportional to 3,548,287.40, 5,322,431.10 and 3,274,572.20

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Solution

The fourth proportional to 3,548,287.40, 5,322,431.10 and 3,274,572.20 is: 4,911,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,287.40 : 5,322,431.10 = 3,274,572.20 : x
  2. Step 2: Convert to fraction form
    3,548,287.40/5,322,431.10 = 3,274,572.20/x
  3. Step 3: Cross multiply
    3,548,287.40x = 5,322,431.10 × 3,274,572.20
  4. Step 4: Simplify right side
    3,548,287.40x = 17,428,684,916,475.42
  5. Step 5: Solve for x
    x = 17,428,684,916,475.42/3,548,287.40
  6. Step 6: Final answer
    x = 4,911,858.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.