Home / 3,819,914.60-5,269,926.89-2,165,712.95

Finding the Fourth Proportional to 3,819,914.60, 5,269,926.89 and 2,165,712.95

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Solution

The fourth proportional to 3,819,914.60, 5,269,926.89 and 2,165,712.95 is: 2,987,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,914.60 : 5,269,926.89 = 2,165,712.95 : x
  2. Step 2: Convert to fraction form
    3,819,914.60/5,269,926.89 = 2,165,712.95/x
  3. Step 3: Cross multiply
    3,819,914.60x = 5,269,926.89 × 2,165,712.95
  4. Step 4: Simplify right side
    3,819,914.60x = 11,413,148,874,048.03
  5. Step 5: Solve for x
    x = 11,413,148,874,048.03/3,819,914.60
  6. Step 6: Final answer
    x = 2,987,802.11

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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.