Home / 1,749,679.13-2,624,518.72-419,983.13

Finding the Fourth Proportional to 1,749,679.13, 2,624,518.72 and 419,983.13

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Solution

The fourth proportional to 1,749,679.13, 2,624,518.72 and 419,983.13 is: 629,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,679.13 : 2,624,518.72 = 419,983.13 : x
  2. Step 2: Convert to fraction form
    1,749,679.13/2,624,518.72 = 419,983.13/x
  3. Step 3: Cross multiply
    1,749,679.13x = 2,624,518.72 × 419,983.13
  4. Step 4: Simplify right side
    1,749,679.13x = 1,102,253,586,769.19
  5. Step 5: Solve for x
    x = 1,102,253,586,769.19/1,749,679.13
  6. Step 6: Final answer
    x = 629,974.70

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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.