Home / 3,679,858.35-5,078,204.73-2,048,230.74

Finding the Fourth Proportional to 3,679,858.35, 5,078,204.73 and 2,048,230.74

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Solution

The fourth proportional to 3,679,858.35, 5,078,204.73 and 2,048,230.74 is: 2,826,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,858.35 : 5,078,204.73 = 2,048,230.74 : x
  2. Step 2: Convert to fraction form
    3,679,858.35/5,078,204.73 = 2,048,230.74/x
  3. Step 3: Cross multiply
    3,679,858.35x = 5,078,204.73 × 2,048,230.74
  4. Step 4: Simplify right side
    3,679,858.35x = 10,401,335,031,999.40
  5. Step 5: Solve for x
    x = 10,401,335,031,999.40/3,679,858.35
  6. Step 6: Final answer
    x = 2,826,558.54

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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.