Home / 1,664,338.87-2,296,217.05-939,097.27

Finding the Fourth Proportional to 1,664,338.87, 2,296,217.05 and 939,097.27

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Solution

The fourth proportional to 1,664,338.87, 2,296,217.05 and 939,097.27 is: 1,295,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,338.87 : 2,296,217.05 = 939,097.27 : x
  2. Step 2: Convert to fraction form
    1,664,338.87/2,296,217.05 = 939,097.27/x
  3. Step 3: Cross multiply
    1,664,338.87x = 2,296,217.05 × 939,097.27
  4. Step 4: Simplify right side
    1,664,338.87x = 2,156,371,162,982.45
  5. Step 5: Solve for x
    x = 2,156,371,162,982.45/1,664,338.87
  6. Step 6: Final answer
    x = 1,295,632.28

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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.