Home / 1,362,166.80-2,043,687.60-603,715.20

Finding the Fourth Proportional to 1,362,166.80, 2,043,687.60 and 603,715.20

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Solution

The fourth proportional to 1,362,166.80, 2,043,687.60 and 603,715.20 is: 905,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,166.80 : 2,043,687.60 = 603,715.20 : x
  2. Step 2: Convert to fraction form
    1,362,166.80/2,043,687.60 = 603,715.20/x
  3. Step 3: Cross multiply
    1,362,166.80x = 2,043,687.60 × 603,715.20
  4. Step 4: Simplify right side
    1,362,166.80x = 1,233,805,268,171.52
  5. Step 5: Solve for x
    x = 1,233,805,268,171.52/1,362,166.80
  6. Step 6: Final answer
    x = 905,766.66

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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.