Home / 2,956,553.60-4,434,830.40-826,634.30

Finding the Fourth Proportional to 2,956,553.60, 4,434,830.40 and 826,634.30

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Solution

The fourth proportional to 2,956,553.60, 4,434,830.40 and 826,634.30 is: 1,239,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,553.60 : 4,434,830.40 = 826,634.30 : x
  2. Step 2: Convert to fraction form
    2,956,553.60/4,434,830.40 = 826,634.30/x
  3. Step 3: Cross multiply
    2,956,553.60x = 4,434,830.40 × 826,634.30
  4. Step 4: Simplify right side
    2,956,553.60x = 3,665,982,923,322.72
  5. Step 5: Solve for x
    x = 3,665,982,923,322.72/2,956,553.60
  6. Step 6: Final answer
    x = 1,239,951.45

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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.