Home / 2,982,118.54-4,115,657.61-1,805,366.03

Finding the Fourth Proportional to 2,982,118.54, 4,115,657.61 and 1,805,366.03

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Solution

The fourth proportional to 2,982,118.54, 4,115,657.61 and 1,805,366.03 is: 2,491,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,118.54 : 4,115,657.61 = 1,805,366.03 : x
  2. Step 2: Convert to fraction form
    2,982,118.54/4,115,657.61 = 1,805,366.03/x
  3. Step 3: Cross multiply
    2,982,118.54x = 4,115,657.61 × 1,805,366.03
  4. Step 4: Simplify right side
    2,982,118.54x = 7,430,268,427,598.42
  5. Step 5: Solve for x
    x = 7,430,268,427,598.42/2,982,118.54
  6. Step 6: Final answer
    x = 2,491,607.33

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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.