Home / 1,203,386.84-1,659,717.24-1,022,696.90

Finding the Fourth Proportional to 1,203,386.84, 1,659,717.24 and 1,022,696.90

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Solution

The fourth proportional to 1,203,386.84, 1,659,717.24 and 1,022,696.90 is: 1,410,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,386.84 : 1,659,717.24 = 1,022,696.90 : x
  2. Step 2: Convert to fraction form
    1,203,386.84/1,659,717.24 = 1,022,696.90/x
  3. Step 3: Cross multiply
    1,203,386.84x = 1,659,717.24 × 1,022,696.90
  4. Step 4: Simplify right side
    1,203,386.84x = 1,697,387,676,224.56
  5. Step 5: Solve for x
    x = 1,697,387,676,224.56/1,203,386.84
  6. Step 6: Final answer
    x = 1,410,508.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.