Home / 1,126,936.98-1,690,048.25-368,603.10

Finding the Fourth Proportional to 1,126,936.98, 1,690,048.25 and 368,603.10

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Solution

The fourth proportional to 1,126,936.98, 1,690,048.25 and 368,603.10 is: 552,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,936.98 : 1,690,048.25 = 368,603.10 : x
  2. Step 2: Convert to fraction form
    1,126,936.98/1,690,048.25 = 368,603.10/x
  3. Step 3: Cross multiply
    1,126,936.98x = 1,690,048.25 × 368,603.10
  4. Step 4: Simplify right side
    1,126,936.98x = 622,957,024,099.58
  5. Step 5: Solve for x
    x = 622,957,024,099.58/1,126,936.98
  6. Step 6: Final answer
    x = 552,787.81

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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.