Home / 1,669,399.89-2,504,494.58-1,329,129.96

Finding the Fourth Proportional to 1,669,399.89, 2,504,494.58 and 1,329,129.96

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Solution

The fourth proportional to 1,669,399.89, 2,504,494.58 and 1,329,129.96 is: 1,994,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,399.89 : 2,504,494.58 = 1,329,129.96 : x
  2. Step 2: Convert to fraction form
    1,669,399.89/2,504,494.58 = 1,329,129.96/x
  3. Step 3: Cross multiply
    1,669,399.89x = 2,504,494.58 × 1,329,129.96
  4. Step 4: Simplify right side
    1,669,399.89x = 3,328,798,774,289.97
  5. Step 5: Solve for x
    x = 3,328,798,774,289.97/1,669,399.89
  6. Step 6: Final answer
    x = 1,994,009.22

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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.