Home / 6,207,440.40-9,311,452.20-1,947,747.60

Finding the Fourth Proportional to 6,207,440.40, 9,311,452.20 and 1,947,747.60

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Solution

The fourth proportional to 6,207,440.40, 9,311,452.20 and 1,947,747.60 is: 2,921,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207,440.40 : 9,311,452.20 = 1,947,747.60 : x
  2. Step 2: Convert to fraction form
    6,207,440.40/9,311,452.20 = 1,947,747.60/x
  3. Step 3: Cross multiply
    6,207,440.40x = 9,311,452.20 × 1,947,747.60
  4. Step 4: Simplify right side
    6,207,440.40x = 18,136,358,675,064.72
  5. Step 5: Solve for x
    x = 18,136,358,675,064.72/6,207,440.40
  6. Step 6: Final answer
    x = 2,921,712.90

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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.