Home / 1,538,883.92-2,308,372.65-527,991.62

Finding the Fourth Proportional to 1,538,883.92, 2,308,372.65 and 527,991.62

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Solution

The fourth proportional to 1,538,883.92, 2,308,372.65 and 527,991.62 is: 792,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,883.92 : 2,308,372.65 = 527,991.62 : x
  2. Step 2: Convert to fraction form
    1,538,883.92/2,308,372.65 = 527,991.62/x
  3. Step 3: Cross multiply
    1,538,883.92x = 2,308,372.65 × 527,991.62
  4. Step 4: Simplify right side
    1,538,883.92x = 1,218,801,404,980.31
  5. Step 5: Solve for x
    x = 1,218,801,404,980.31/1,538,883.92
  6. Step 6: Final answer
    x = 792,003.47

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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.