Home / 1,243,994.20-1,867,959.60-944,812.60

Finding the Fourth Proportional to 1,243,994.20, 1,867,959.60 and 944,812.60

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Solution

The fourth proportional to 1,243,994.20, 1,867,959.60 and 944,812.60 is: 1,418,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,994.20 : 1,867,959.60 = 944,812.60 : x
  2. Step 2: Convert to fraction form
    1,243,994.20/1,867,959.60 = 944,812.60/x
  3. Step 3: Cross multiply
    1,243,994.20x = 1,867,959.60 × 944,812.60
  4. Step 4: Simplify right side
    1,243,994.20x = 1,764,871,766,370.96
  5. Step 5: Solve for x
    x = 1,764,871,766,370.96/1,243,994.20
  6. Step 6: Final answer
    x = 1,418,713.82

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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.