Home / 1,240,481.34-1,711,766.79-703,937.34

Finding the Fourth Proportional to 1,240,481.34, 1,711,766.79 and 703,937.34

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Solution

The fourth proportional to 1,240,481.34, 1,711,766.79 and 703,937.34 is: 971,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,481.34 : 1,711,766.79 = 703,937.34 : x
  2. Step 2: Convert to fraction form
    1,240,481.34/1,711,766.79 = 703,937.34/x
  3. Step 3: Cross multiply
    1,240,481.34x = 1,711,766.79 × 703,937.34
  4. Step 4: Simplify right side
    1,240,481.34x = 1,204,976,560,852.94
  5. Step 5: Solve for x
    x = 1,204,976,560,852.94/1,240,481.34
  6. Step 6: Final answer
    x = 971,378.22

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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.