Home / 3,944,912.09-5,913,815.40-1,418,791.01

Finding the Fourth Proportional to 3,944,912.09, 5,913,815.40 and 1,418,791.01

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Solution

The fourth proportional to 3,944,912.09, 5,913,815.40 and 1,418,791.01 is: 2,126,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,912.09 : 5,913,815.40 = 1,418,791.01 : x
  2. Step 2: Convert to fraction form
    3,944,912.09/5,913,815.40 = 1,418,791.01/x
  3. Step 3: Cross multiply
    3,944,912.09x = 5,913,815.40 × 1,418,791.01
  4. Step 4: Simplify right side
    3,944,912.09x = 8,390,468,094,750.48
  5. Step 5: Solve for x
    x = 8,390,468,094,750.48/3,944,912.09
  6. Step 6: Final answer
    x = 2,126,908.77

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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.