Home / 3,389,127.44-4,676,978.86-1,840,375.28

Finding the Fourth Proportional to 3,389,127.44, 4,676,978.86 and 1,840,375.28

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Solution

The fourth proportional to 3,389,127.44, 4,676,978.86 and 1,840,375.28 is: 2,539,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,127.44 : 4,676,978.86 = 1,840,375.28 : x
  2. Step 2: Convert to fraction form
    3,389,127.44/4,676,978.86 = 1,840,375.28/x
  3. Step 3: Cross multiply
    3,389,127.44x = 4,676,978.86 × 1,840,375.28
  4. Step 4: Simplify right side
    3,389,127.44x = 8,607,396,283,612.82
  5. Step 5: Solve for x
    x = 8,607,396,283,612.82/3,389,127.44
  6. Step 6: Final answer
    x = 2,539,708.66

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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.