Home / 5,185,200.60-7,777,800.90-3,393,610.20

Finding the Fourth Proportional to 5,185,200.60, 7,777,800.90 and 3,393,610.20

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Solution

The fourth proportional to 5,185,200.60, 7,777,800.90 and 3,393,610.20 is: 5,090,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,200.60 : 7,777,800.90 = 3,393,610.20 : x
  2. Step 2: Convert to fraction form
    5,185,200.60/7,777,800.90 = 3,393,610.20/x
  3. Step 3: Cross multiply
    5,185,200.60x = 7,777,800.90 × 3,393,610.20
  4. Step 4: Simplify right side
    5,185,200.60x = 26,394,824,467,809.18
  5. Step 5: Solve for x
    x = 26,394,824,467,809.18/5,185,200.60
  6. Step 6: Final answer
    x = 5,090,415.30

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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.