Home / 2,235,268.73-3,353,403.02-815,324.80

Finding the Fourth Proportional to 2,235,268.73, 3,353,403.02 and 815,324.80

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Solution

The fourth proportional to 2,235,268.73, 3,353,403.02 and 815,324.80 is: 1,223,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,268.73 : 3,353,403.02 = 815,324.80 : x
  2. Step 2: Convert to fraction form
    2,235,268.73/3,353,403.02 = 815,324.80/x
  3. Step 3: Cross multiply
    2,235,268.73x = 3,353,403.02 × 815,324.80
  4. Step 4: Simplify right side
    2,235,268.73x = 2,734,112,642,524.27
  5. Step 5: Solve for x
    x = 2,734,112,642,524.27/2,235,268.73
  6. Step 6: Final answer
    x = 1,223,169.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.