Home / 2,525,540.90-3,789,252.48-1,515,387.86

Finding the Fourth Proportional to 2,525,540.90, 3,789,252.48 and 1,515,387.86

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Solution

The fourth proportional to 2,525,540.90, 3,789,252.48 and 1,515,387.86 is: 2,273,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,540.90 : 3,789,252.48 = 1,515,387.86 : x
  2. Step 2: Convert to fraction form
    2,525,540.90/3,789,252.48 = 1,515,387.86/x
  3. Step 3: Cross multiply
    2,525,540.90x = 3,789,252.48 × 1,515,387.86
  4. Step 4: Simplify right side
    2,525,540.90x = 5,742,187,206,666.89
  5. Step 5: Solve for x
    x = 5,742,187,206,666.89/2,525,540.90
  6. Step 6: Final answer
    x = 2,273,646.49

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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.