Home / 1,471,760.40-2,202,391.80-1,020,363.60

Finding the Fourth Proportional to 1,471,760.40, 2,202,391.80 and 1,020,363.60

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Solution

The fourth proportional to 1,471,760.40, 2,202,391.80 and 1,020,363.60 is: 1,526,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,760.40 : 2,202,391.80 = 1,020,363.60 : x
  2. Step 2: Convert to fraction form
    1,471,760.40/2,202,391.80 = 1,020,363.60/x
  3. Step 3: Cross multiply
    1,471,760.40x = 2,202,391.80 × 1,020,363.60
  4. Step 4: Simplify right side
    1,471,760.40x = 2,247,240,425,658.48
  5. Step 5: Solve for x
    x = 2,247,240,425,658.48/1,471,760.40
  6. Step 6: Final answer
    x = 1,526,906.44

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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.