Home / 1,179,409.36-1,766,227.20-548,503.60

Finding the Fourth Proportional to 1,179,409.36, 1,766,227.20 and 548,503.60

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Solution

The fourth proportional to 1,179,409.36, 1,766,227.20 and 548,503.60 is: 821,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,409.36 : 1,766,227.20 = 548,503.60 : x
  2. Step 2: Convert to fraction form
    1,179,409.36/1,766,227.20 = 548,503.60/x
  3. Step 3: Cross multiply
    1,179,409.36x = 1,766,227.20 × 548,503.60
  4. Step 4: Simplify right side
    1,179,409.36x = 968,781,977,617.92
  5. Step 5: Solve for x
    x = 968,781,977,617.92/1,179,409.36
  6. Step 6: Final answer
    x = 821,412.83

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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.