Home / 4,880,086.20-7,320,129.30-3,620,374.20

Finding the Fourth Proportional to 4,880,086.20, 7,320,129.30 and 3,620,374.20

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Solution

The fourth proportional to 4,880,086.20, 7,320,129.30 and 3,620,374.20 is: 5,430,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880,086.20 : 7,320,129.30 = 3,620,374.20 : x
  2. Step 2: Convert to fraction form
    4,880,086.20/7,320,129.30 = 3,620,374.20/x
  3. Step 3: Cross multiply
    4,880,086.20x = 7,320,129.30 × 3,620,374.20
  4. Step 4: Simplify right side
    4,880,086.20x = 26,501,607,258,384.06
  5. Step 5: Solve for x
    x = 26,501,607,258,384.06/4,880,086.20
  6. Step 6: Final answer
    x = 5,430,561.30

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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.