Home / 1,917,407.26-2,646,076.98-1,058,022.88

Finding the Fourth Proportional to 1,917,407.26, 2,646,076.98 and 1,058,022.88

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Solution

The fourth proportional to 1,917,407.26, 2,646,076.98 and 1,058,022.88 is: 1,460,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,407.26 : 2,646,076.98 = 1,058,022.88 : x
  2. Step 2: Convert to fraction form
    1,917,407.26/2,646,076.98 = 1,058,022.88/x
  3. Step 3: Cross multiply
    1,917,407.26x = 2,646,076.98 × 1,058,022.88
  4. Step 4: Simplify right side
    1,917,407.26x = 2,799,609,987,081.30
  5. Step 5: Solve for x
    x = 2,799,609,987,081.30/1,917,407.26
  6. Step 6: Final answer
    x = 1,460,101.90

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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.