Home / 2,413,589.40-3,619,314.90-815,718.60

Finding the Fourth Proportional to 2,413,589.40, 3,619,314.90 and 815,718.60

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Solution

The fourth proportional to 2,413,589.40, 3,619,314.90 and 815,718.60 is: 1,223,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,589.40 : 3,619,314.90 = 815,718.60 : x
  2. Step 2: Convert to fraction form
    2,413,589.40/3,619,314.90 = 815,718.60/x
  3. Step 3: Cross multiply
    2,413,589.40x = 3,619,314.90 × 815,718.60
  4. Step 4: Simplify right side
    2,413,589.40x = 2,952,342,483,187.14
  5. Step 5: Solve for x
    x = 2,952,342,483,187.14/2,413,589.40
  6. Step 6: Final answer
    x = 1,223,216.54

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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.