Home / 3,389,127.94-4,676,979.56-1,840,375.78

Finding the Fourth Proportional to 3,389,127.94, 4,676,979.56 and 1,840,375.78

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Solution

The fourth proportional to 3,389,127.94, 4,676,979.56 and 1,840,375.78 is: 2,539,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,127.94 : 4,676,979.56 = 1,840,375.78 : x
  2. Step 2: Convert to fraction form
    3,389,127.94/4,676,979.56 = 1,840,375.78/x
  3. Step 3: Cross multiply
    3,389,127.94x = 4,676,979.56 × 1,840,375.78
  4. Step 4: Simplify right side
    3,389,127.94x = 8,607,399,896,577.18
  5. Step 5: Solve for x
    x = 8,607,399,896,577.18/3,389,127.94
  6. Step 6: Final answer
    x = 2,539,709.35

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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.