Home / 2,726,414.40-4,089,621.60-1,876,108.80

Finding the Fourth Proportional to 2,726,414.40, 4,089,621.60 and 1,876,108.80

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Solution

The fourth proportional to 2,726,414.40, 4,089,621.60 and 1,876,108.80 is: 2,814,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,414.40 : 4,089,621.60 = 1,876,108.80 : x
  2. Step 2: Convert to fraction form
    2,726,414.40/4,089,621.60 = 1,876,108.80/x
  3. Step 3: Cross multiply
    2,726,414.40x = 4,089,621.60 × 1,876,108.80
  4. Step 4: Simplify right side
    2,726,414.40x = 7,672,575,072,430.08
  5. Step 5: Solve for x
    x = 7,672,575,072,430.08/2,726,414.40
  6. Step 6: Final answer
    x = 2,814,163.20

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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.