Home / 3,905,358.64-5,856,906.42-1,172,795.80

Finding the Fourth Proportional to 3,905,358.64, 5,856,906.42 and 1,172,795.80

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Solution

The fourth proportional to 3,905,358.64, 5,856,906.42 and 1,172,795.80 is: 1,758,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,358.64 : 5,856,906.42 = 1,172,795.80 : x
  2. Step 2: Convert to fraction form
    3,905,358.64/5,856,906.42 = 1,172,795.80/x
  3. Step 3: Cross multiply
    3,905,358.64x = 5,856,906.42 × 1,172,795.80
  4. Step 4: Simplify right side
    3,905,358.64x = 6,868,955,250,369.04
  5. Step 5: Solve for x
    x = 6,868,955,250,369.04/3,905,358.64
  6. Step 6: Final answer
    x = 1,758,853.89

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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.