Home / 2,235,902.60-3,353,853.90-1,288,494.20

Finding the Fourth Proportional to 2,235,902.60, 3,353,853.90 and 1,288,494.20

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Solution

The fourth proportional to 2,235,902.60, 3,353,853.90 and 1,288,494.20 is: 1,932,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,902.60 : 3,353,853.90 = 1,288,494.20 : x
  2. Step 2: Convert to fraction form
    2,235,902.60/3,353,853.90 = 1,288,494.20/x
  3. Step 3: Cross multiply
    2,235,902.60x = 3,353,853.90 × 1,288,494.20
  4. Step 4: Simplify right side
    2,235,902.60x = 4,321,421,297,797.38
  5. Step 5: Solve for x
    x = 4,321,421,297,797.38/2,235,902.60
  6. Step 6: Final answer
    x = 1,932,741.30

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Similar ratio
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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.