Home / 1,379,862.80-2,069,794.20-901,565.90

Finding the Fourth Proportional to 1,379,862.80, 2,069,794.20 and 901,565.90

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Solution

The fourth proportional to 1,379,862.80, 2,069,794.20 and 901,565.90 is: 1,352,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,862.80 : 2,069,794.20 = 901,565.90 : x
  2. Step 2: Convert to fraction form
    1,379,862.80/2,069,794.20 = 901,565.90/x
  3. Step 3: Cross multiply
    1,379,862.80x = 2,069,794.20 × 901,565.90
  4. Step 4: Simplify right side
    1,379,862.80x = 1,866,055,870,737.78
  5. Step 5: Solve for x
    x = 1,866,055,870,737.78/1,379,862.80
  6. Step 6: Final answer
    x = 1,352,348.85

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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.