Home / 1,119,882.30-1,678,759.25-713,935.01

Finding the Fourth Proportional to 1,119,882.30, 1,678,759.25 and 713,935.01

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Solution

The fourth proportional to 1,119,882.30, 1,678,759.25 and 713,935.01 is: 1,070,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,882.30 : 1,678,759.25 = 713,935.01 : x
  2. Step 2: Convert to fraction form
    1,119,882.30/1,678,759.25 = 713,935.01/x
  3. Step 3: Cross multiply
    1,119,882.30x = 1,678,759.25 × 713,935.01
  4. Step 4: Simplify right side
    1,119,882.30x = 1,198,524,989,972.87
  5. Step 5: Solve for x
    x = 1,198,524,989,972.87/1,119,882.30
  6. Step 6: Final answer
    x = 1,070,224.07

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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.