Home / 2,764,683.92-4,146,403.79-991,755.92

Finding the Fourth Proportional to 2,764,683.92, 4,146,403.79 and 991,755.92

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Solution

The fourth proportional to 2,764,683.92, 4,146,403.79 and 991,755.92 is: 1,487,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,683.92 : 4,146,403.79 = 991,755.92 : x
  2. Step 2: Convert to fraction form
    2,764,683.92/4,146,403.79 = 991,755.92/x
  3. Step 3: Cross multiply
    2,764,683.92x = 4,146,403.79 × 991,755.92
  4. Step 4: Simplify right side
    2,764,683.92x = 4,112,220,487,190.31
  5. Step 5: Solve for x
    x = 4,112,220,487,190.31/2,764,683.92
  6. Step 6: Final answer
    x = 1,487,410.72

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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.