Home / 3,851,678.98-5,315,251.87-2,132,762.59

Finding the Fourth Proportional to 3,851,678.98, 5,315,251.87 and 2,132,762.59

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Solution

The fourth proportional to 3,851,678.98, 5,315,251.87 and 2,132,762.59 is: 2,943,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,678.98 : 5,315,251.87 = 2,132,762.59 : x
  2. Step 2: Convert to fraction form
    3,851,678.98/5,315,251.87 = 2,132,762.59/x
  3. Step 3: Cross multiply
    3,851,678.98x = 5,315,251.87 × 2,132,762.59
  4. Step 4: Simplify right side
    3,851,678.98x = 11,336,170,344,763.54
  5. Step 5: Solve for x
    x = 11,336,170,344,763.54/3,851,678.98
  6. Step 6: Final answer
    x = 2,943,176.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.