Home / 3,825,032.75-5,278,661.33-2,106,214.77

Finding the Fourth Proportional to 3,825,032.75, 5,278,661.33 and 2,106,214.77

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Solution

The fourth proportional to 3,825,032.75, 5,278,661.33 and 2,106,214.77 is: 2,906,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,032.75 : 5,278,661.33 = 2,106,214.77 : x
  2. Step 2: Convert to fraction form
    3,825,032.75/5,278,661.33 = 2,106,214.77/x
  3. Step 3: Cross multiply
    3,825,032.75x = 5,278,661.33 × 2,106,214.77
  4. Step 4: Simplify right side
    3,825,032.75x = 11,117,994,459,073.84
  5. Step 5: Solve for x
    x = 11,117,994,459,073.84/3,825,032.75
  6. Step 6: Final answer
    x = 2,906,640.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.