Home / 3,159,418.10-4,359,983.83-1,709,109.95

Finding the Fourth Proportional to 3,159,418.10, 4,359,983.83 and 1,709,109.95

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Solution

The fourth proportional to 3,159,418.10, 4,359,983.83 and 1,709,109.95 is: 2,358,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,418.10 : 4,359,983.83 = 1,709,109.95 : x
  2. Step 2: Convert to fraction form
    3,159,418.10/4,359,983.83 = 1,709,109.95/x
  3. Step 3: Cross multiply
    3,159,418.10x = 4,359,983.83 × 1,709,109.95
  4. Step 4: Simplify right side
    3,159,418.10x = 7,451,691,719,619.41
  5. Step 5: Solve for x
    x = 7,451,691,719,619.41/3,159,418.10
  6. Step 6: Final answer
    x = 2,358,564.61

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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.