Home / 2,843,212.42-3,923,088.88-1,619,491.15

Finding the Fourth Proportional to 2,843,212.42, 3,923,088.88 and 1,619,491.15

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Solution

The fourth proportional to 2,843,212.42, 3,923,088.88 and 1,619,491.15 is: 2,234,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,212.42 : 3,923,088.88 = 1,619,491.15 : x
  2. Step 2: Convert to fraction form
    2,843,212.42/3,923,088.88 = 1,619,491.15/x
  3. Step 3: Cross multiply
    2,843,212.42x = 3,923,088.88 × 1,619,491.15
  4. Step 4: Simplify right side
    2,843,212.42x = 6,353,407,721,823.41
  5. Step 5: Solve for x
    x = 6,353,407,721,823.41/2,843,212.42
  6. Step 6: Final answer
    x = 2,234,587.78

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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.