Home / 1,012,883.17-1,519,529.78-413,892.57

Finding the Fourth Proportional to 1,012,883.17, 1,519,529.78 and 413,892.57

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Solution

The fourth proportional to 1,012,883.17, 1,519,529.78 and 413,892.57 is: 620,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,883.17 : 1,519,529.78 = 413,892.57 : x
  2. Step 2: Convert to fraction form
    1,012,883.17/1,519,529.78 = 413,892.57/x
  3. Step 3: Cross multiply
    1,012,883.17x = 1,519,529.78 × 413,892.57
  4. Step 4: Simplify right side
    1,012,883.17x = 628,922,085,835.74
  5. Step 5: Solve for x
    x = 628,922,085,835.74/1,012,883.17
  6. Step 6: Final answer
    x = 620,922.63

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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.