Home / 1,611,315.84-2,223,565.04-886,161.36

Finding the Fourth Proportional to 1,611,315.84, 2,223,565.04 and 886,161.36

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Solution

The fourth proportional to 1,611,315.84, 2,223,565.04 and 886,161.36 is: 1,222,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,315.84 : 2,223,565.04 = 886,161.36 : x
  2. Step 2: Convert to fraction form
    1,611,315.84/2,223,565.04 = 886,161.36/x
  3. Step 3: Cross multiply
    1,611,315.84x = 2,223,565.04 × 886,161.36
  4. Step 4: Simplify right side
    1,611,315.84x = 1,970,437,419,894.85
  5. Step 5: Solve for x
    x = 1,970,437,419,894.85/1,611,315.84
  6. Step 6: Final answer
    x = 1,222,874.73

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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.