Home / 1,313,600.36-1,812,822.30-829,989.05

Finding the Fourth Proportional to 1,313,600.36, 1,812,822.30 and 829,989.05

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Solution

The fourth proportional to 1,313,600.36, 1,812,822.30 and 829,989.05 is: 1,145,418.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,600.36 : 1,812,822.30 = 829,989.05 : x
  2. Step 2: Convert to fraction form
    1,313,600.36/1,812,822.30 = 829,989.05/x
  3. Step 3: Cross multiply
    1,313,600.36x = 1,812,822.30 × 829,989.05
  4. Step 4: Simplify right side
    1,313,600.36x = 1,504,622,649,531.70
  5. Step 5: Solve for x
    x = 1,504,622,649,531.70/1,313,600.36
  6. Step 6: Final answer
    x = 1,145,418.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.