Home / 3,058,867.35-4,221,345.29-1,682,317.53

Finding the Fourth Proportional to 3,058,867.35, 4,221,345.29 and 1,682,317.53

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Solution

The fourth proportional to 3,058,867.35, 4,221,345.29 and 1,682,317.53 is: 2,321,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,867.35 : 4,221,345.29 = 1,682,317.53 : x
  2. Step 2: Convert to fraction form
    3,058,867.35/4,221,345.29 = 1,682,317.53/x
  3. Step 3: Cross multiply
    3,058,867.35x = 4,221,345.29 × 1,682,317.53
  4. Step 4: Simplify right side
    3,058,867.35x = 7,101,643,173,138.35
  5. Step 5: Solve for x
    x = 7,101,643,173,138.35/3,058,867.35
  6. Step 6: Final answer
    x = 2,321,657.78

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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.