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Finding the Fourth Proportional to 1,948,794.68, 2,923,782.42 and 883,550.72

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Solution

The fourth proportional to 1,948,794.68, 2,923,782.42 and 883,550.72 is: 1,325,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,794.68 : 2,923,782.42 = 883,550.72 : x
  2. Step 2: Convert to fraction form
    1,948,794.68/2,923,782.42 = 883,550.72/x
  3. Step 3: Cross multiply
    1,948,794.68x = 2,923,782.42 × 883,550.72
  4. Step 4: Simplify right side
    1,948,794.68x = 2,583,310,062,314.34
  5. Step 5: Solve for x
    x = 2,583,310,062,314.34/1,948,794.68
  6. Step 6: Final answer
    x = 1,325,593.76

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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.