Home / 1,143,896.84-1,715,857.41-345,185.41

Finding the Fourth Proportional to 1,143,896.84, 1,715,857.41 and 345,185.41

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Solution

The fourth proportional to 1,143,896.84, 1,715,857.41 and 345,185.41 is: 517,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,896.84 : 1,715,857.41 = 345,185.41 : x
  2. Step 2: Convert to fraction form
    1,143,896.84/1,715,857.41 = 345,185.41/x
  3. Step 3: Cross multiply
    1,143,896.84x = 1,715,857.41 × 345,185.41
  4. Step 4: Simplify right side
    1,143,896.84x = 592,288,943,572.39
  5. Step 5: Solve for x
    x = 592,288,943,572.39/1,143,896.84
  6. Step 6: Final answer
    x = 517,781.78

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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.