Home / 3,150,125.40-4,722,077.70-1,551,379.80

Finding the Fourth Proportional to 3,150,125.40, 4,722,077.70 and 1,551,379.80

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Solution

The fourth proportional to 3,150,125.40, 4,722,077.70 and 1,551,379.80 is: 2,325,537.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,125.40 : 4,722,077.70 = 1,551,379.80 : x
  2. Step 2: Convert to fraction form
    3,150,125.40/4,722,077.70 = 1,551,379.80/x
  3. Step 3: Cross multiply
    3,150,125.40x = 4,722,077.70 × 1,551,379.80
  4. Step 4: Simplify right side
    3,150,125.40x = 7,325,735,957,810.46
  5. Step 5: Solve for x
    x = 7,325,735,957,810.46/3,150,125.40
  6. Step 6: Final answer
    x = 2,325,537.88

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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.