Home / 1,917,517.30-2,646,170.73-1,058,076.88

Finding the Fourth Proportional to 1,917,517.30, 2,646,170.73 and 1,058,076.88

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Solution

The fourth proportional to 1,917,517.30, 2,646,170.73 and 1,058,076.88 is: 1,460,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,517.30 : 2,646,170.73 = 1,058,076.88 : x
  2. Step 2: Convert to fraction form
    1,917,517.30/2,646,170.73 = 1,058,076.88/x
  3. Step 3: Cross multiply
    1,917,517.30x = 2,646,170.73 × 1,058,076.88
  4. Step 4: Simplify right side
    1,917,517.30x = 2,799,852,069,945.72
  5. Step 5: Solve for x
    x = 2,799,852,069,945.72/1,917,517.30
  6. Step 6: Final answer
    x = 1,460,144.36

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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.