Home / 2,223,138.40-3,334,614.72-943,394.56

Finding the Fourth Proportional to 2,223,138.40, 3,334,614.72 and 943,394.56

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Solution

The fourth proportional to 2,223,138.40, 3,334,614.72 and 943,394.56 is: 1,415,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,138.40 : 3,334,614.72 = 943,394.56 : x
  2. Step 2: Convert to fraction form
    2,223,138.40/3,334,614.72 = 943,394.56/x
  3. Step 3: Cross multiply
    2,223,138.40x = 3,334,614.72 × 943,394.56
  4. Step 4: Simplify right side
    2,223,138.40x = 3,145,857,386,543.92
  5. Step 5: Solve for x
    x = 3,145,857,386,543.92/2,223,138.40
  6. Step 6: Final answer
    x = 1,415,052.43

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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.