Home / 743,895.78-1,012,842.49-741,533.82

Finding the Fourth Proportional to 743,895.78, 1,012,842.49 and 741,533.82

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Solution

The fourth proportional to 743,895.78, 1,012,842.49 and 741,533.82 is: 1,009,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,895.78 : 1,012,842.49 = 741,533.82 : x
  2. Step 2: Convert to fraction form
    743,895.78/1,012,842.49 = 741,533.82/x
  3. Step 3: Cross multiply
    743,895.78x = 1,012,842.49 × 741,533.82
  4. Step 4: Simplify right side
    743,895.78x = 751,056,960,668.01
  5. Step 5: Solve for x
    x = 751,056,960,668.01/743,895.78
  6. Step 6: Final answer
    x = 1,009,626.59

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.