Home / 4,919,362.14-6,788,427.45-2,854,217.73

Finding the Fourth Proportional to 4,919,362.14, 6,788,427.45 and 2,854,217.73

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Solution

The fourth proportional to 4,919,362.14, 6,788,427.45 and 2,854,217.73 is: 3,938,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,362.14 : 6,788,427.45 = 2,854,217.73 : x
  2. Step 2: Convert to fraction form
    4,919,362.14/6,788,427.45 = 2,854,217.73/x
  3. Step 3: Cross multiply
    4,919,362.14x = 6,788,427.45 × 2,854,217.73
  4. Step 4: Simplify right side
    4,919,362.14x = 19,375,649,986,608.69
  5. Step 5: Solve for x
    x = 19,375,649,986,608.69/4,919,362.14
  6. Step 6: Final answer
    x = 3,938,650.87

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Double scale
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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.