Home / 1,872,233.20-2,811,114.60-1,451,983.60

Finding the Fourth Proportional to 1,872,233.20, 2,811,114.60 and 1,451,983.60

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Solution

The fourth proportional to 1,872,233.20, 2,811,114.60 and 1,451,983.60 is: 2,180,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,233.20 : 2,811,114.60 = 1,451,983.60 : x
  2. Step 2: Convert to fraction form
    1,872,233.20/2,811,114.60 = 1,451,983.60/x
  3. Step 3: Cross multiply
    1,872,233.20x = 2,811,114.60 × 1,451,983.60
  4. Step 4: Simplify right side
    1,872,233.20x = 4,081,692,296,920.56
  5. Step 5: Solve for x
    x = 4,081,692,296,920.56/1,872,233.20
  6. Step 6: Final answer
    x = 2,180,119.60

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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.