Home / 2,695,846.60-4,043,769.90-1,278,670.60

Finding the Fourth Proportional to 2,695,846.60, 4,043,769.90 and 1,278,670.60

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Solution

The fourth proportional to 2,695,846.60, 4,043,769.90 and 1,278,670.60 is: 1,918,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,846.60 : 4,043,769.90 = 1,278,670.60 : x
  2. Step 2: Convert to fraction form
    2,695,846.60/4,043,769.90 = 1,278,670.60/x
  3. Step 3: Cross multiply
    2,695,846.60x = 4,043,769.90 × 1,278,670.60
  4. Step 4: Simplify right side
    2,695,846.60x = 5,170,649,684,294.94
  5. Step 5: Solve for x
    x = 5,170,649,684,294.94/2,695,846.60
  6. Step 6: Final answer
    x = 1,918,005.90

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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.