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Finding the Fourth Proportional to 3,124,469, 4,686,704.46 and 760,565

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Solution

The fourth proportional to 3,124,469, 4,686,704.46 and 760,565 is: 1,140,847.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,469 : 4,686,704.46 = 760,565 : x
  2. Step 2: Convert to fraction form
    3,124,469/4,686,704.46 = 760,565/x
  3. Step 3: Cross multiply
    3,124,469x = 4,686,704.46 × 760,565
  4. Step 4: Simplify right side
    3,124,469x = 3,564,543,377,619.90
  5. Step 5: Solve for x
    x = 3,564,543,377,619.90/3,124,469
  6. Step 6: Final answer
    x = 1,140,847.73

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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.