Home / 3,959,379.18-5,941,315.26-2,137,719.68

Finding the Fourth Proportional to 3,959,379.18, 5,941,315.26 and 2,137,719.68

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Solution

The fourth proportional to 3,959,379.18, 5,941,315.26 and 2,137,719.68 is: 3,207,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,379.18 : 5,941,315.26 = 2,137,719.68 : x
  2. Step 2: Convert to fraction form
    3,959,379.18/5,941,315.26 = 2,137,719.68/x
  3. Step 3: Cross multiply
    3,959,379.18x = 5,941,315.26 × 2,137,719.68
  4. Step 4: Simplify right side
    3,959,379.18x = 12,700,866,556,386.32
  5. Step 5: Solve for x
    x = 12,700,866,556,386.32/3,959,379.18
  6. Step 6: Final answer
    x = 3,207,792.43

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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.