Home / 1,340,149.05-2,010,598.77-541,991.10

Finding the Fourth Proportional to 1,340,149.05, 2,010,598.77 and 541,991.10

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Solution

The fourth proportional to 1,340,149.05, 2,010,598.77 and 541,991.10 is: 813,138.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,149.05 : 2,010,598.77 = 541,991.10 : x
  2. Step 2: Convert to fraction form
    1,340,149.05/2,010,598.77 = 541,991.10/x
  3. Step 3: Cross multiply
    1,340,149.05x = 2,010,598.77 × 541,991.10
  4. Step 4: Simplify right side
    1,340,149.05x = 1,089,726,639,010.95
  5. Step 5: Solve for x
    x = 1,089,726,639,010.95/1,340,149.05
  6. Step 6: Final answer
    x = 813,138.39

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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.