Home / 2,639,420.44-3,959,129.22-956,521.24

Finding the Fourth Proportional to 2,639,420.44, 3,959,129.22 and 956,521.24

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Solution

The fourth proportional to 2,639,420.44, 3,959,129.22 and 956,521.24 is: 1,434,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,420.44 : 3,959,129.22 = 956,521.24 : x
  2. Step 2: Convert to fraction form
    2,639,420.44/3,959,129.22 = 956,521.24/x
  3. Step 3: Cross multiply
    2,639,420.44x = 3,959,129.22 × 956,521.24
  4. Step 4: Simplify right side
    2,639,420.44x = 3,786,991,190,834.63
  5. Step 5: Solve for x
    x = 3,786,991,190,834.63/2,639,420.44
  6. Step 6: Final answer
    x = 1,434,781.34

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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.