Home / 3,921,612.53-5,411,956.55-2,179,355.34

Finding the Fourth Proportional to 3,921,612.53, 5,411,956.55 and 2,179,355.34

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Solution

The fourth proportional to 3,921,612.53, 5,411,956.55 and 2,179,355.34 is: 3,007,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,612.53 : 5,411,956.55 = 2,179,355.34 : x
  2. Step 2: Convert to fraction form
    3,921,612.53/5,411,956.55 = 2,179,355.34/x
  3. Step 3: Cross multiply
    3,921,612.53x = 5,411,956.55 × 2,179,355.34
  4. Step 4: Simplify right side
    3,921,612.53x = 11,794,576,396,193.70
  5. Step 5: Solve for x
    x = 11,794,576,396,193.70/3,921,612.53
  6. Step 6: Final answer
    x = 3,007,583.31

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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.