Home / 1,179,910.40-1,770,787.20-548,902.40

Finding the Fourth Proportional to 1,179,910.40, 1,770,787.20 and 548,902.40

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Solution

The fourth proportional to 1,179,910.40, 1,770,787.20 and 548,902.40 is: 823,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,910.40 : 1,770,787.20 = 548,902.40 : x
  2. Step 2: Convert to fraction form
    1,179,910.40/1,770,787.20 = 548,902.40/x
  3. Step 3: Cross multiply
    1,179,910.40x = 1,770,787.20 × 548,902.40
  4. Step 4: Simplify right side
    1,179,910.40x = 971,989,343,969.28
  5. Step 5: Solve for x
    x = 971,989,343,969.28/1,179,910.40
  6. Step 6: Final answer
    x = 823,782.33

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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.