Home / 2,782,213.29-4,173,918.66-863,086.23

Finding the Fourth Proportional to 2,782,213.29, 4,173,918.66 and 863,086.23

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Solution

The fourth proportional to 2,782,213.29, 4,173,918.66 and 863,086.23 is: 1,294,815.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,213.29 : 4,173,918.66 = 863,086.23 : x
  2. Step 2: Convert to fraction form
    2,782,213.29/4,173,918.66 = 863,086.23/x
  3. Step 3: Cross multiply
    2,782,213.29x = 4,173,918.66 × 863,086.23
  4. Step 4: Simplify right side
    2,782,213.29x = 3,602,451,720,586.05
  5. Step 5: Solve for x
    x = 3,602,451,720,586.05/2,782,213.29
  6. Step 6: Final answer
    x = 1,294,815.08

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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.