Home / 3,854,401.70-5,781,602.55-3,618,205.70

Finding the Fourth Proportional to 3,854,401.70, 5,781,602.55 and 3,618,205.70

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Solution

The fourth proportional to 3,854,401.70, 5,781,602.55 and 3,618,205.70 is: 5,427,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,401.70 : 5,781,602.55 = 3,618,205.70 : x
  2. Step 2: Convert to fraction form
    3,854,401.70/5,781,602.55 = 3,618,205.70/x
  3. Step 3: Cross multiply
    3,854,401.70x = 5,781,602.55 × 3,618,205.70
  4. Step 4: Simplify right side
    3,854,401.70x = 20,919,027,301,544.54
  5. Step 5: Solve for x
    x = 20,919,027,301,544.54/3,854,401.70
  6. Step 6: Final answer
    x = 5,427,308.55

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Similar ratio
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1.5x scale

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.