Home / 1,192,919.32-1,646,274-683,719.96

Finding the Fourth Proportional to 1,192,919.32, 1,646,274 and 683,719.96

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Solution

The fourth proportional to 1,192,919.32, 1,646,274 and 683,719.96 is: 943,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,919.32 : 1,646,274 = 683,719.96 : x
  2. Step 2: Convert to fraction form
    1,192,919.32/1,646,274 = 683,719.96/x
  3. Step 3: Cross multiply
    1,192,919.32x = 1,646,274 × 683,719.96
  4. Step 4: Simplify right side
    1,192,919.32x = 1,125,590,393,429.04
  5. Step 5: Solve for x
    x = 1,125,590,393,429.04/1,192,919.32
  6. Step 6: Final answer
    x = 943,559.53

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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.