Home / 1,202,835.09-1,659,282.57-743,803.23

Finding the Fourth Proportional to 1,202,835.09, 1,659,282.57 and 743,803.23

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Solution

The fourth proportional to 1,202,835.09, 1,659,282.57 and 743,803.23 is: 1,026,058.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,835.09 : 1,659,282.57 = 743,803.23 : x
  2. Step 2: Convert to fraction form
    1,202,835.09/1,659,282.57 = 743,803.23/x
  3. Step 3: Cross multiply
    1,202,835.09x = 1,659,282.57 × 743,803.23
  4. Step 4: Simplify right side
    1,202,835.09x = 1,234,179,735,048.70
  5. Step 5: Solve for x
    x = 1,234,179,735,048.70/1,202,835.09
  6. Step 6: Final answer
    x = 1,026,058.97

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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.