Home / 4,821,408.38-6,653,103.78-2,860,948.60

Finding the Fourth Proportional to 4,821,408.38, 6,653,103.78 and 2,860,948.60

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Solution

The fourth proportional to 4,821,408.38, 6,653,103.78 and 2,860,948.60 is: 3,947,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,408.38 : 6,653,103.78 = 2,860,948.60 : x
  2. Step 2: Convert to fraction form
    4,821,408.38/6,653,103.78 = 2,860,948.60/x
  3. Step 3: Cross multiply
    4,821,408.38x = 6,653,103.78 × 2,860,948.60
  4. Step 4: Simplify right side
    4,821,408.38x = 19,034,187,945,045.71
  5. Step 5: Solve for x
    x = 19,034,187,945,045.71/4,821,408.38
  6. Step 6: Final answer
    x = 3,947,848.11

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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.