Home / 1,121,207.92-1,546,728.78-733,852.80

Finding the Fourth Proportional to 1,121,207.92, 1,546,728.78 and 733,852.80

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Solution

The fourth proportional to 1,121,207.92, 1,546,728.78 and 733,852.80 is: 1,012,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,207.92 : 1,546,728.78 = 733,852.80 : x
  2. Step 2: Convert to fraction form
    1,121,207.92/1,546,728.78 = 733,852.80/x
  3. Step 3: Cross multiply
    1,121,207.92x = 1,546,728.78 × 733,852.80
  4. Step 4: Simplify right side
    1,121,207.92x = 1,135,071,246,043.58
  5. Step 5: Solve for x
    x = 1,135,071,246,043.58/1,121,207.92
  6. Step 6: Final answer
    x = 1,012,364.63

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Why These Related Problems?

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