Home / 3,456,527.40-5,184,791.10-1,212,892.20

Finding the Fourth Proportional to 3,456,527.40, 5,184,791.10 and 1,212,892.20

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Solution

The fourth proportional to 3,456,527.40, 5,184,791.10 and 1,212,892.20 is: 1,819,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,527.40 : 5,184,791.10 = 1,212,892.20 : x
  2. Step 2: Convert to fraction form
    3,456,527.40/5,184,791.10 = 1,212,892.20/x
  3. Step 3: Cross multiply
    3,456,527.40x = 5,184,791.10 × 1,212,892.20
  4. Step 4: Simplify right side
    3,456,527.40x = 6,288,592,683,819.42
  5. Step 5: Solve for x
    x = 6,288,592,683,819.42/3,456,527.40
  6. Step 6: Final answer
    x = 1,819,338.30

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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.