Home / 1,917,485.30-2,646,126.96-1,058,045.34

Finding the Fourth Proportional to 1,917,485.30, 2,646,126.96 and 1,058,045.34

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Solution

The fourth proportional to 1,917,485.30, 2,646,126.96 and 1,058,045.34 is: 1,460,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,485.30 : 2,646,126.96 = 1,058,045.34 : x
  2. Step 2: Convert to fraction form
    1,917,485.30/2,646,126.96 = 1,058,045.34/x
  3. Step 3: Cross multiply
    1,917,485.30x = 2,646,126.96 × 1,058,045.34
  4. Step 4: Simplify right side
    1,917,485.30x = 2,799,722,299,076.37
  5. Step 5: Solve for x
    x = 2,799,722,299,076.37/1,917,485.30
  6. Step 6: Final answer
    x = 1,460,101.05

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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.