Home / 2,872,682.86-3,964,270.07-1,565,906.28

Finding the Fourth Proportional to 2,872,682.86, 3,964,270.07 and 1,565,906.28

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Solution

The fourth proportional to 2,872,682.86, 3,964,270.07 and 1,565,906.28 is: 2,160,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,682.86 : 3,964,270.07 = 1,565,906.28 : x
  2. Step 2: Convert to fraction form
    2,872,682.86/3,964,270.07 = 1,565,906.28/x
  3. Step 3: Cross multiply
    2,872,682.86x = 3,964,270.07 × 1,565,906.28
  4. Step 4: Simplify right side
    2,872,682.86x = 6,207,675,398,229.04
  5. Step 5: Solve for x
    x = 6,207,675,398,229.04/2,872,682.86
  6. Step 6: Final answer
    x = 2,160,933.07

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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.