Home / 1,961,147.92-2,942,609.04-1,001,107.60

Finding the Fourth Proportional to 1,961,147.92, 2,942,609.04 and 1,001,107.60

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Solution

The fourth proportional to 1,961,147.92, 2,942,609.04 and 1,001,107.60 is: 1,502,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,147.92 : 2,942,609.04 = 1,001,107.60 : x
  2. Step 2: Convert to fraction form
    1,961,147.92/2,942,609.04 = 1,001,107.60/x
  3. Step 3: Cross multiply
    1,961,147.92x = 2,942,609.04 × 1,001,107.60
  4. Step 4: Simplify right side
    1,961,147.92x = 2,945,868,273,772.70
  5. Step 5: Solve for x
    x = 2,945,868,273,772.70/1,961,147.92
  6. Step 6: Final answer
    x = 1,502,114.27

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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.