Home / 3,474,356.40-5,212,231.14-1,199,964.20

Finding the Fourth Proportional to 3,474,356.40, 5,212,231.14 and 1,199,964.20

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Solution

The fourth proportional to 3,474,356.40, 5,212,231.14 and 1,199,964.20 is: 1,800,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,356.40 : 5,212,231.14 = 1,199,964.20 : x
  2. Step 2: Convert to fraction form
    3,474,356.40/5,212,231.14 = 1,199,964.20/x
  3. Step 3: Cross multiply
    3,474,356.40x = 5,212,231.14 × 1,199,964.20
  4. Step 4: Simplify right side
    3,474,356.40x = 6,254,490,770,125.19
  5. Step 5: Solve for x
    x = 6,254,490,770,125.19/3,474,356.40
  6. Step 6: Final answer
    x = 1,800,186.87

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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.