Home / 3,589,697.80-5,384,546.70-3,447,980.20

Finding the Fourth Proportional to 3,589,697.80, 5,384,546.70 and 3,447,980.20

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Solution

The fourth proportional to 3,589,697.80, 5,384,546.70 and 3,447,980.20 is: 5,171,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589,697.80 : 5,384,546.70 = 3,447,980.20 : x
  2. Step 2: Convert to fraction form
    3,589,697.80/5,384,546.70 = 3,447,980.20/x
  3. Step 3: Cross multiply
    3,589,697.80x = 5,384,546.70 × 3,447,980.20
  4. Step 4: Simplify right side
    3,589,697.80x = 18,565,810,407,575.34
  5. Step 5: Solve for x
    x = 18,565,810,407,575.34/3,589,697.80
  6. Step 6: Final answer
    x = 5,171,970.30

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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.