Home / 1,436,518.56-1,982,409.13-791,961.82

Finding the Fourth Proportional to 1,436,518.56, 1,982,409.13 and 791,961.82

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Solution

The fourth proportional to 1,436,518.56, 1,982,409.13 and 791,961.82 is: 1,092,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,518.56 : 1,982,409.13 = 791,961.82 : x
  2. Step 2: Convert to fraction form
    1,436,518.56/1,982,409.13 = 791,961.82/x
  3. Step 3: Cross multiply
    1,436,518.56x = 1,982,409.13 × 791,961.82
  4. Step 4: Simplify right side
    1,436,518.56x = 1,569,992,342,579.42
  5. Step 5: Solve for x
    x = 1,569,992,342,579.42/1,436,518.56
  6. Step 6: Final answer
    x = 1,092,914.76

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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.