Home / 839,949.70-1,259,924.55-804,957.70

Finding the Fourth Proportional to 839,949.70, 1,259,924.55 and 804,957.70

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Solution

The fourth proportional to 839,949.70, 1,259,924.55 and 804,957.70 is: 1,207,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,949.70 : 1,259,924.55 = 804,957.70 : x
  2. Step 2: Convert to fraction form
    839,949.70/1,259,924.55 = 804,957.70/x
  3. Step 3: Cross multiply
    839,949.70x = 1,259,924.55 × 804,957.70
  4. Step 4: Simplify right side
    839,949.70x = 1,014,185,967,941.54
  5. Step 5: Solve for x
    x = 1,014,185,967,941.54/839,949.70
  6. Step 6: Final answer
    x = 1,207,436.55

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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.