Home / 1,242,100.44-1,713,845.24-725,754.50

Finding the Fourth Proportional to 1,242,100.44, 1,713,845.24 and 725,754.50

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Solution

The fourth proportional to 1,242,100.44, 1,713,845.24 and 725,754.50 is: 1,001,393.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,100.44 : 1,713,845.24 = 725,754.50 : x
  2. Step 2: Convert to fraction form
    1,242,100.44/1,713,845.24 = 725,754.50/x
  3. Step 3: Cross multiply
    1,242,100.44x = 1,713,845.24 × 725,754.50
  4. Step 4: Simplify right side
    1,242,100.44x = 1,243,830,895,233.58
  5. Step 5: Solve for x
    x = 1,243,830,895,233.58/1,242,100.44
  6. Step 6: Final answer
    x = 1,001,393.17

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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.