Home / 1,669,388.23-2,504,477.14-1,329,118.37

Finding the Fourth Proportional to 1,669,388.23, 2,504,477.14 and 1,329,118.37

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Solution

The fourth proportional to 1,669,388.23, 2,504,477.14 and 1,329,118.37 is: 1,993,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,388.23 : 2,504,477.14 = 1,329,118.37 : x
  2. Step 2: Convert to fraction form
    1,669,388.23/2,504,477.14 = 1,329,118.37/x
  3. Step 3: Cross multiply
    1,669,388.23x = 2,504,477.14 × 1,329,118.37
  4. Step 4: Simplify right side
    1,669,388.23x = 3,328,746,567,565.67
  5. Step 5: Solve for x
    x = 3,328,746,567,565.67/1,669,388.23
  6. Step 6: Final answer
    x = 1,993,991.87

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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.