Home / 1,917,408.45-2,646,078.63-1,058,024.07

Finding the Fourth Proportional to 1,917,408.45, 2,646,078.63 and 1,058,024.07

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Solution

The fourth proportional to 1,917,408.45, 2,646,078.63 and 1,058,024.07 is: 1,460,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,408.45 : 2,646,078.63 = 1,058,024.07 : x
  2. Step 2: Convert to fraction form
    1,917,408.45/2,646,078.63 = 1,058,024.07/x
  3. Step 3: Cross multiply
    1,917,408.45x = 2,646,078.63 × 1,058,024.07
  4. Step 4: Simplify right side
    1,917,408.45x = 2,799,614,881,652.62
  5. Step 5: Solve for x
    x = 2,799,614,881,652.62/1,917,408.45
  6. Step 6: Final answer
    x = 1,460,103.55

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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.