Home / 3,467,999.90-5,201,999.85-2,880,134.30

Finding the Fourth Proportional to 3,467,999.90, 5,201,999.85 and 2,880,134.30

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Solution

The fourth proportional to 3,467,999.90, 5,201,999.85 and 2,880,134.30 is: 4,320,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,999.90 : 5,201,999.85 = 2,880,134.30 : x
  2. Step 2: Convert to fraction form
    3,467,999.90/5,201,999.85 = 2,880,134.30/x
  3. Step 3: Cross multiply
    3,467,999.90x = 5,201,999.85 × 2,880,134.30
  4. Step 4: Simplify right side
    3,467,999.90x = 14,982,458,196,579.85
  5. Step 5: Solve for x
    x = 14,982,458,196,579.85/3,467,999.90
  6. Step 6: Final answer
    x = 4,320,201.45

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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.