Home / 2,775,906.40-4,163,859.60-882,839.20

Finding the Fourth Proportional to 2,775,906.40, 4,163,859.60 and 882,839.20

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Solution

The fourth proportional to 2,775,906.40, 4,163,859.60 and 882,839.20 is: 1,324,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,906.40 : 4,163,859.60 = 882,839.20 : x
  2. Step 2: Convert to fraction form
    2,775,906.40/4,163,859.60 = 882,839.20/x
  3. Step 3: Cross multiply
    2,775,906.40x = 4,163,859.60 × 882,839.20
  4. Step 4: Simplify right side
    2,775,906.40x = 3,676,018,478,176.32
  5. Step 5: Solve for x
    x = 3,676,018,478,176.32/2,775,906.40
  6. Step 6: Final answer
    x = 1,324,258.80

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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.