Home / 3,761,398.52-5,190,790.28-2,129,762.26

Finding the Fourth Proportional to 3,761,398.52, 5,190,790.28 and 2,129,762.26

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Solution

The fourth proportional to 3,761,398.52, 5,190,790.28 and 2,129,762.26 is: 2,939,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761,398.52 : 5,190,790.28 = 2,129,762.26 : x
  2. Step 2: Convert to fraction form
    3,761,398.52/5,190,790.28 = 2,129,762.26/x
  3. Step 3: Cross multiply
    3,761,398.52x = 5,190,790.28 × 2,129,762.26
  4. Step 4: Simplify right side
    3,761,398.52x = 11,055,149,245,738.42
  5. Step 5: Solve for x
    x = 11,055,149,245,738.42/3,761,398.52
  6. Step 6: Final answer
    x = 2,939,106.08

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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.