Home / 2,142,567.10-3,207,629.85-2,080,359.10

Finding the Fourth Proportional to 2,142,567.10, 3,207,629.85 and 2,080,359.10

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Solution

The fourth proportional to 2,142,567.10, 3,207,629.85 and 2,080,359.10 is: 3,114,498.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,567.10 : 3,207,629.85 = 2,080,359.10 : x
  2. Step 2: Convert to fraction form
    2,142,567.10/3,207,629.85 = 2,080,359.10/x
  3. Step 3: Cross multiply
    2,142,567.10x = 3,207,629.85 × 2,080,359.10
  4. Step 4: Simplify right side
    2,142,567.10x = 6,673,021,947,879.14
  5. Step 5: Solve for x
    x = 6,673,021,947,879.14/2,142,567.10
  6. Step 6: Final answer
    x = 3,114,498.47

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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.