Home / 3,778,833.75-5,216,652.26-2,618,160.05

Finding the Fourth Proportional to 3,778,833.75, 5,216,652.26 and 2,618,160.05

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Solution

The fourth proportional to 3,778,833.75, 5,216,652.26 and 2,618,160.05 is: 3,614,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,833.75 : 5,216,652.26 = 2,618,160.05 : x
  2. Step 2: Convert to fraction form
    3,778,833.75/5,216,652.26 = 2,618,160.05/x
  3. Step 3: Cross multiply
    3,778,833.75x = 5,216,652.26 × 2,618,160.05
  4. Step 4: Simplify right side
    3,778,833.75x = 13,658,030,541,874.21
  5. Step 5: Solve for x
    x = 13,658,030,541,874.21/3,778,833.75
  6. Step 6: Final answer
    x = 3,614,350.74

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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.