Home / 3,445,221.18-5,164,357.88-2,166,742.30

Finding the Fourth Proportional to 3,445,221.18, 5,164,357.88 and 2,166,742.30

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Solution

The fourth proportional to 3,445,221.18, 5,164,357.88 and 2,166,742.30 is: 3,247,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,221.18 : 5,164,357.88 = 2,166,742.30 : x
  2. Step 2: Convert to fraction form
    3,445,221.18/5,164,357.88 = 2,166,742.30/x
  3. Step 3: Cross multiply
    3,445,221.18x = 5,164,357.88 × 2,166,742.30
  4. Step 4: Simplify right side
    3,445,221.18x = 11,189,832,670,934.32
  5. Step 5: Solve for x
    x = 11,189,832,670,934.32/3,445,221.18
  6. Step 6: Final answer
    x = 3,247,928.68

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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.