Home / 1,058,705.40-1,460,848.92-628,974.48

Finding the Fourth Proportional to 1,058,705.40, 1,460,848.92 and 628,974.48

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Solution

The fourth proportional to 1,058,705.40, 1,460,848.92 and 628,974.48 is: 867,887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,705.40 : 1,460,848.92 = 628,974.48 : x
  2. Step 2: Convert to fraction form
    1,058,705.40/1,460,848.92 = 628,974.48/x
  3. Step 3: Cross multiply
    1,058,705.40x = 1,460,848.92 × 628,974.48
  4. Step 4: Simplify right side
    1,058,705.40x = 918,836,689,815.56
  5. Step 5: Solve for x
    x = 918,836,689,815.56/1,058,705.40
  6. Step 6: Final answer
    x = 867,887.03

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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.