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Finding the Fourth Proportional to 739,969.65, 1,109,954.48 and 739,969.65

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Solution

The fourth proportional to 739,969.65, 1,109,954.48 and 739,969.65 is: 1,109,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,969.65 : 1,109,954.48 = 739,969.65 : x
  2. Step 2: Convert to fraction form
    739,969.65/1,109,954.48 = 739,969.65/x
  3. Step 3: Cross multiply
    739,969.65x = 1,109,954.48 × 739,969.65
  4. Step 4: Simplify right side
    739,969.65x = 821,332,624,381.68
  5. Step 5: Solve for x
    x = 821,332,624,381.68/739,969.65
  6. Step 6: Final answer
    x = 1,109,954.48

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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.