Home / 1,091,376.36-1,637,195.76-558,754.38

Finding the Fourth Proportional to 1,091,376.36, 1,637,195.76 and 558,754.38

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Solution

The fourth proportional to 1,091,376.36, 1,637,195.76 and 558,754.38 is: 838,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,376.36 : 1,637,195.76 = 558,754.38 : x
  2. Step 2: Convert to fraction form
    1,091,376.36/1,637,195.76 = 558,754.38/x
  3. Step 3: Cross multiply
    1,091,376.36x = 1,637,195.76 × 558,754.38
  4. Step 4: Simplify right side
    1,091,376.36x = 914,790,301,817.43
  5. Step 5: Solve for x
    x = 914,790,301,817.43/1,091,376.36
  6. Step 6: Final answer
    x = 838,198.75

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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.