Home / 3,808,919.46-5,705,811.78-2,098,821.18

Finding the Fourth Proportional to 3,808,919.46, 5,705,811.78 and 2,098,821.18

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Solution

The fourth proportional to 3,808,919.46, 5,705,811.78 and 2,098,821.18 is: 3,144,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,919.46 : 5,705,811.78 = 2,098,821.18 : x
  2. Step 2: Convert to fraction form
    3,808,919.46/5,705,811.78 = 2,098,821.18/x
  3. Step 3: Cross multiply
    3,808,919.46x = 5,705,811.78 × 2,098,821.18
  4. Step 4: Simplify right side
    3,808,919.46x = 11,975,478,612,957.50
  5. Step 5: Solve for x
    x = 11,975,478,612,957.50/3,808,919.46
  6. Step 6: Final answer
    x = 3,144,061.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.