Home / 1,099,238.70-1,648,858.05-922,091.70

Finding the Fourth Proportional to 1,099,238.70, 1,648,858.05 and 922,091.70

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Solution

The fourth proportional to 1,099,238.70, 1,648,858.05 and 922,091.70 is: 1,383,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,238.70 : 1,648,858.05 = 922,091.70 : x
  2. Step 2: Convert to fraction form
    1,099,238.70/1,648,858.05 = 922,091.70/x
  3. Step 3: Cross multiply
    1,099,238.70x = 1,648,858.05 × 922,091.70
  4. Step 4: Simplify right side
    1,099,238.70x = 1,520,398,322,383.19
  5. Step 5: Solve for x
    x = 1,520,398,322,383.19/1,099,238.70
  6. Step 6: Final answer
    x = 1,383,137.55

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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.