Home / 2,101,544.92-3,152,760.52-681,490.60

Finding the Fourth Proportional to 2,101,544.92, 3,152,760.52 and 681,490.60

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Solution

The fourth proportional to 2,101,544.92, 3,152,760.52 and 681,490.60 is: 1,022,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,544.92 : 3,152,760.52 = 681,490.60 : x
  2. Step 2: Convert to fraction form
    2,101,544.92/3,152,760.52 = 681,490.60/x
  3. Step 3: Cross multiply
    2,101,544.92x = 3,152,760.52 × 681,490.60
  4. Step 4: Simplify right side
    2,101,544.92x = 2,148,576,658,431.11
  5. Step 5: Solve for x
    x = 2,148,576,658,431.11/2,101,544.92
  6. Step 6: Final answer
    x = 1,022,379.60

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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.