Home / 1,100,928.92-1,650,997.18-381,075.04

Finding the Fourth Proportional to 1,100,928.92, 1,650,997.18 and 381,075.04

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Solution

The fourth proportional to 1,100,928.92, 1,650,997.18 and 381,075.04 is: 571,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,928.92 : 1,650,997.18 = 381,075.04 : x
  2. Step 2: Convert to fraction form
    1,100,928.92/1,650,997.18 = 381,075.04/x
  3. Step 3: Cross multiply
    1,100,928.92x = 1,650,997.18 × 381,075.04
  4. Step 4: Simplify right side
    1,100,928.92x = 629,153,816,408.39
  5. Step 5: Solve for x
    x = 629,153,816,408.39/1,100,928.92
  6. Step 6: Final answer
    x = 571,475.42

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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.