Home / 3,146,718.48-4,342,399.44-1,923,019.20

Finding the Fourth Proportional to 3,146,718.48, 4,342,399.44 and 1,923,019.20

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Solution

The fourth proportional to 3,146,718.48, 4,342,399.44 and 1,923,019.20 is: 2,653,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,718.48 : 4,342,399.44 = 1,923,019.20 : x
  2. Step 2: Convert to fraction form
    3,146,718.48/4,342,399.44 = 1,923,019.20/x
  3. Step 3: Cross multiply
    3,146,718.48x = 4,342,399.44 × 1,923,019.20
  4. Step 4: Simplify right side
    3,146,718.48x = 8,350,517,497,189.25
  5. Step 5: Solve for x
    x = 8,350,517,497,189.25/3,146,718.48
  6. Step 6: Final answer
    x = 2,653,722.46

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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.