Home / 996,418.60-1,494,627.90-821,458.60

Finding the Fourth Proportional to 996,418.60, 1,494,627.90 and 821,458.60

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Solution

The fourth proportional to 996,418.60, 1,494,627.90 and 821,458.60 is: 1,232,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,418.60 : 1,494,627.90 = 821,458.60 : x
  2. Step 2: Convert to fraction form
    996,418.60/1,494,627.90 = 821,458.60/x
  3. Step 3: Cross multiply
    996,418.60x = 1,494,627.90 × 821,458.60
  4. Step 4: Simplify right side
    996,418.60x = 1,227,774,942,254.94
  5. Step 5: Solve for x
    x = 1,227,774,942,254.94/996,418.60
  6. Step 6: Final answer
    x = 1,232,187.90

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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.