Home / 1,244,987.54-1,718,059.47-761,517.17

Finding the Fourth Proportional to 1,244,987.54, 1,718,059.47 and 761,517.17

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Solution

The fourth proportional to 1,244,987.54, 1,718,059.47 and 761,517.17 is: 1,050,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,987.54 : 1,718,059.47 = 761,517.17 : x
  2. Step 2: Convert to fraction form
    1,244,987.54/1,718,059.47 = 761,517.17/x
  3. Step 3: Cross multiply
    1,244,987.54x = 1,718,059.47 × 761,517.17
  4. Step 4: Simplify right side
    1,244,987.54x = 1,308,331,785,486.10
  5. Step 5: Solve for x
    x = 1,308,331,785,486.10/1,244,987.54
  6. Step 6: Final answer
    x = 1,050,879.42

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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.