Home / 2,223,167.10-3,067,828.11-1,243,186.85

Finding the Fourth Proportional to 2,223,167.10, 3,067,828.11 and 1,243,186.85

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Solution

The fourth proportional to 2,223,167.10, 3,067,828.11 and 1,243,186.85 is: 1,715,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,167.10 : 3,067,828.11 = 1,243,186.85 : x
  2. Step 2: Convert to fraction form
    2,223,167.10/3,067,828.11 = 1,243,186.85/x
  3. Step 3: Cross multiply
    2,223,167.10x = 3,067,828.11 × 1,243,186.85
  4. Step 4: Simplify right side
    2,223,167.10x = 3,813,883,549,073.21
  5. Step 5: Solve for x
    x = 3,813,883,549,073.21/2,223,167.10
  6. Step 6: Final answer
    x = 1,715,518.17

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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.