Home / 1,171,296.24-1,753,774.79-765,477.43

Finding the Fourth Proportional to 1,171,296.24, 1,753,774.79 and 765,477.43

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Solution

The fourth proportional to 1,171,296.24, 1,753,774.79 and 765,477.43 is: 1,146,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,296.24 : 1,753,774.79 = 765,477.43 : x
  2. Step 2: Convert to fraction form
    1,171,296.24/1,753,774.79 = 765,477.43/x
  3. Step 3: Cross multiply
    1,171,296.24x = 1,753,774.79 × 765,477.43
  4. Step 4: Simplify right side
    1,171,296.24x = 1,342,475,019,047.99
  5. Step 5: Solve for x
    x = 1,342,475,019,047.99/1,171,296.24
  6. Step 6: Final answer
    x = 1,146,144.74

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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.