Home / 1,058,133.38-1,459,996.89-628,558.34

Finding the Fourth Proportional to 1,058,133.38, 1,459,996.89 and 628,558.34

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Solution

The fourth proportional to 1,058,133.38, 1,459,996.89 and 628,558.34 is: 867,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,133.38 : 1,459,996.89 = 628,558.34 : x
  2. Step 2: Convert to fraction form
    1,058,133.38/1,459,996.89 = 628,558.34/x
  3. Step 3: Cross multiply
    1,058,133.38x = 1,459,996.89 × 628,558.34
  4. Step 4: Simplify right side
    1,058,133.38x = 917,693,221,583.56
  5. Step 5: Solve for x
    x = 917,693,221,583.56/1,058,133.38
  6. Step 6: Final answer
    x = 867,275.56

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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.