Home / 1,348,757.60-2,021,821.60-538,900.64

Finding the Fourth Proportional to 1,348,757.60, 2,021,821.60 and 538,900.64

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Solution

The fourth proportional to 1,348,757.60, 2,021,821.60 and 538,900.64 is: 807,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,757.60 : 2,021,821.60 = 538,900.64 : x
  2. Step 2: Convert to fraction form
    1,348,757.60/2,021,821.60 = 538,900.64/x
  3. Step 3: Cross multiply
    1,348,757.60x = 2,021,821.60 × 538,900.64
  4. Step 4: Simplify right side
    1,348,757.60x = 1,089,560,954,205.82
  5. Step 5: Solve for x
    x = 1,089,560,954,205.82/1,348,757.60
  6. Step 6: Final answer
    x = 807,825.63

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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.