Home / 1,002,924.99-1,505,105.79-426,952.11

Finding the Fourth Proportional to 1,002,924.99, 1,505,105.79 and 426,952.11

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Solution

The fourth proportional to 1,002,924.99, 1,505,105.79 and 426,952.11 is: 640,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,924.99 : 1,505,105.79 = 426,952.11 : x
  2. Step 2: Convert to fraction form
    1,002,924.99/1,505,105.79 = 426,952.11/x
  3. Step 3: Cross multiply
    1,002,924.99x = 1,505,105.79 × 426,952.11
  4. Step 4: Simplify right side
    1,002,924.99x = 642,608,092,813.72
  5. Step 5: Solve for x
    x = 642,608,092,813.72/1,002,924.99
  6. Step 6: Final answer
    x = 640,733.95

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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.