Home / 3,819,913.10-5,269,924.82-2,165,711.45

Finding the Fourth Proportional to 3,819,913.10, 5,269,924.82 and 2,165,711.45

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Solution

The fourth proportional to 3,819,913.10, 5,269,924.82 and 2,165,711.45 is: 2,987,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,913.10 : 5,269,924.82 = 2,165,711.45 : x
  2. Step 2: Convert to fraction form
    3,819,913.10/5,269,924.82 = 2,165,711.45/x
  3. Step 3: Cross multiply
    3,819,913.10x = 5,269,924.82 × 2,165,711.45
  4. Step 4: Simplify right side
    3,819,913.10x = 11,413,136,486,135.01
  5. Step 5: Solve for x
    x = 11,413,136,486,135.01/3,819,913.10
  6. Step 6: Final answer
    x = 2,987,800.04

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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.