Home / 1,242,101.44-1,713,846.62-725,755.50

Finding the Fourth Proportional to 1,242,101.44, 1,713,846.62 and 725,755.50

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Solution

The fourth proportional to 1,242,101.44, 1,713,846.62 and 725,755.50 is: 1,001,394.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,101.44 : 1,713,846.62 = 725,755.50 : x
  2. Step 2: Convert to fraction form
    1,242,101.44/1,713,846.62 = 725,755.50/x
  3. Step 3: Cross multiply
    1,242,101.44x = 1,713,846.62 × 725,755.50
  4. Step 4: Simplify right side
    1,242,101.44x = 1,243,833,610,621.41
  5. Step 5: Solve for x
    x = 1,243,833,610,621.41/1,242,101.44
  6. Step 6: Final answer
    x = 1,001,394.55

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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.