Home / 3,168,713.66-4,372,827-1,718,408.66

Finding the Fourth Proportional to 3,168,713.66, 4,372,827 and 1,718,408.66

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Solution

The fourth proportional to 3,168,713.66, 4,372,827 and 1,718,408.66 is: 2,371,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,713.66 : 4,372,827 = 1,718,408.66 : x
  2. Step 2: Convert to fraction form
    3,168,713.66/4,372,827 = 1,718,408.66/x
  3. Step 3: Cross multiply
    3,168,713.66x = 4,372,827 × 1,718,408.66
  4. Step 4: Simplify right side
    3,168,713.66x = 7,514,303,785,481.82
  5. Step 5: Solve for x
    x = 7,514,303,785,481.82/3,168,713.66
  6. Step 6: Final answer
    x = 2,371,405.12

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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.