Home / 823,110.40-1,234,665.60-733,880.80

Finding the Fourth Proportional to 823,110.40, 1,234,665.60 and 733,880.80

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Solution

The fourth proportional to 823,110.40, 1,234,665.60 and 733,880.80 is: 1,100,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,110.40 : 1,234,665.60 = 733,880.80 : x
  2. Step 2: Convert to fraction form
    823,110.40/1,234,665.60 = 733,880.80/x
  3. Step 3: Cross multiply
    823,110.40x = 1,234,665.60 × 733,880.80
  4. Step 4: Simplify right side
    823,110.40x = 906,097,378,260.48
  5. Step 5: Solve for x
    x = 906,097,378,260.48/823,110.40
  6. Step 6: Final answer
    x = 1,100,821.20

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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.