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Finding the Fourth Proportional to 969,215.07, 1,452,512.43 and 699,804

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Solution

The fourth proportional to 969,215.07, 1,452,512.43 and 699,804 is: 1,048,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,215.07 : 1,452,512.43 = 699,804 : x
  2. Step 2: Convert to fraction form
    969,215.07/1,452,512.43 = 699,804/x
  3. Step 3: Cross multiply
    969,215.07x = 1,452,512.43 × 699,804
  4. Step 4: Simplify right side
    969,215.07x = 1,016,474,008,563.72
  5. Step 5: Solve for x
    x = 1,016,474,008,563.72/969,215.07
  6. Step 6: Final answer
    x = 1,048,760.01

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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.