Home / 3,161,489.56-4,362,807.37-1,766,069.43

Finding the Fourth Proportional to 3,161,489.56, 4,362,807.37 and 1,766,069.43

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Solution

The fourth proportional to 3,161,489.56, 4,362,807.37 and 1,766,069.43 is: 2,437,148.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,489.56 : 4,362,807.37 = 1,766,069.43 : x
  2. Step 2: Convert to fraction form
    3,161,489.56/4,362,807.37 = 1,766,069.43/x
  3. Step 3: Cross multiply
    3,161,489.56x = 4,362,807.37 × 1,766,069.43
  4. Step 4: Simplify right side
    3,161,489.56x = 7,705,020,725,135.70
  5. Step 5: Solve for x
    x = 7,705,020,725,135.70/3,161,489.56
  6. Step 6: Final answer
    x = 2,437,148.88

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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.