Home / 1,149,296.26-1,586,028.82-666,141.66

Finding the Fourth Proportional to 1,149,296.26, 1,586,028.82 and 666,141.66

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Solution

The fourth proportional to 1,149,296.26, 1,586,028.82 and 666,141.66 is: 919,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,296.26 : 1,586,028.82 = 666,141.66 : x
  2. Step 2: Convert to fraction form
    1,149,296.26/1,586,028.82 = 666,141.66/x
  3. Step 3: Cross multiply
    1,149,296.26x = 1,586,028.82 × 666,141.66
  4. Step 4: Simplify right side
    1,149,296.26x = 1,056,519,870,962.64
  5. Step 5: Solve for x
    x = 1,056,519,870,962.64/1,149,296.26
  6. Step 6: Final answer
    x = 919,275.48

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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.