Home / 4,340,003.60-6,510,005.40-1,188,131.60

Finding the Fourth Proportional to 4,340,003.60, 6,510,005.40 and 1,188,131.60

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Solution

The fourth proportional to 4,340,003.60, 6,510,005.40 and 1,188,131.60 is: 1,782,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340,003.60 : 6,510,005.40 = 1,188,131.60 : x
  2. Step 2: Convert to fraction form
    4,340,003.60/6,510,005.40 = 1,188,131.60/x
  3. Step 3: Cross multiply
    4,340,003.60x = 6,510,005.40 × 1,188,131.60
  4. Step 4: Simplify right side
    4,340,003.60x = 7,734,743,131,910.64
  5. Step 5: Solve for x
    x = 7,734,743,131,910.64/4,340,003.60
  6. Step 6: Final answer
    x = 1,782,197.40

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Similar ratio
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1.5x scale

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.