Home / 3,851,536.91-5,315,055.98-2,132,620.52

Finding the Fourth Proportional to 3,851,536.91, 5,315,055.98 and 2,132,620.52

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Solution

The fourth proportional to 3,851,536.91, 5,315,055.98 and 2,132,620.52 is: 2,942,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,536.91 : 5,315,055.98 = 2,132,620.52 : x
  2. Step 2: Convert to fraction form
    3,851,536.91/5,315,055.98 = 2,132,620.52/x
  3. Step 3: Cross multiply
    3,851,536.91x = 5,315,055.98 × 2,132,620.52
  4. Step 4: Simplify right side
    3,851,536.91x = 11,334,997,410,658.33
  5. Step 5: Solve for x
    x = 11,334,997,410,658.33/3,851,536.91
  6. Step 6: Final answer
    x = 2,942,980.35

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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.