Home / 2,377,062.27-3,280,321.81-1,289,310.48

Finding the Fourth Proportional to 2,377,062.27, 3,280,321.81 and 1,289,310.48

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Solution

The fourth proportional to 2,377,062.27, 3,280,321.81 and 1,289,310.48 is: 1,779,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,062.27 : 3,280,321.81 = 1,289,310.48 : x
  2. Step 2: Convert to fraction form
    2,377,062.27/3,280,321.81 = 1,289,310.48/x
  3. Step 3: Cross multiply
    2,377,062.27x = 3,280,321.81 × 1,289,310.48
  4. Step 4: Simplify right side
    2,377,062.27x = 4,229,353,287,405.57
  5. Step 5: Solve for x
    x = 4,229,353,287,405.57/2,377,062.27
  6. Step 6: Final answer
    x = 1,779,235.38

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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.