Home / 1,436,642.72-1,982,475.60-792,027.68

Finding the Fourth Proportional to 1,436,642.72, 1,982,475.60 and 792,027.68

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Solution

The fourth proportional to 1,436,642.72, 1,982,475.60 and 792,027.68 is: 1,092,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,642.72 : 1,982,475.60 = 792,027.68 : x
  2. Step 2: Convert to fraction form
    1,436,642.72/1,982,475.60 = 792,027.68/x
  3. Step 3: Cross multiply
    1,436,642.72x = 1,982,475.60 × 792,027.68
  4. Step 4: Simplify right side
    1,436,642.72x = 1,570,175,550,124.61
  5. Step 5: Solve for x
    x = 1,570,175,550,124.61/1,436,642.72
  6. Step 6: Final answer
    x = 1,092,947.83

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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.