Home / 3,361,894.86-4,639,057.18-1,891,777.78

Finding the Fourth Proportional to 3,361,894.86, 4,639,057.18 and 1,891,777.78

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Solution

The fourth proportional to 3,361,894.86, 4,639,057.18 and 1,891,777.78 is: 2,610,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,894.86 : 4,639,057.18 = 1,891,777.78 : x
  2. Step 2: Convert to fraction form
    3,361,894.86/4,639,057.18 = 1,891,777.78/x
  3. Step 3: Cross multiply
    3,361,894.86x = 4,639,057.18 × 1,891,777.78
  4. Step 4: Simplify right side
    3,361,894.86x = 8,776,065,294,342.84
  5. Step 5: Solve for x
    x = 8,776,065,294,342.84/3,361,894.86
  6. Step 6: Final answer
    x = 2,610,452.04

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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.