Home / 1,362,530.20-2,043,727.36-509,539.13

Finding the Fourth Proportional to 1,362,530.20, 2,043,727.36 and 509,539.13

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Solution

The fourth proportional to 1,362,530.20, 2,043,727.36 and 509,539.13 is: 764,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,530.20 : 2,043,727.36 = 509,539.13 : x
  2. Step 2: Convert to fraction form
    1,362,530.20/2,043,727.36 = 509,539.13/x
  3. Step 3: Cross multiply
    1,362,530.20x = 2,043,727.36 × 509,539.13
  4. Step 4: Simplify right side
    1,362,530.20x = 1,041,359,067,922.54
  5. Step 5: Solve for x
    x = 1,041,359,067,922.54/1,362,530.20
  6. Step 6: Final answer
    x = 764,283.30

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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.