Home / 3,564,786.75-4,919,408.13-1,933,193.61

Finding the Fourth Proportional to 3,564,786.75, 4,919,408.13 and 1,933,193.61

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Solution

The fourth proportional to 3,564,786.75, 4,919,408.13 and 1,933,193.61 is: 2,667,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,786.75 : 4,919,408.13 = 1,933,193.61 : x
  2. Step 2: Convert to fraction form
    3,564,786.75/4,919,408.13 = 1,933,193.61/x
  3. Step 3: Cross multiply
    3,564,786.75x = 4,919,408.13 × 1,933,193.61
  4. Step 4: Simplify right side
    3,564,786.75x = 9,510,168,361,898.05
  5. Step 5: Solve for x
    x = 9,510,168,361,898.05/3,564,786.75
  6. Step 6: Final answer
    x = 2,667,808.49

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Double scale
Find fourth proportional to 3,564,787.75, 4,919,409.51 and 1,933,194.61
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.