Home / 1,413,715.14-1,952,104.08-1,311,143.22

Finding the Fourth Proportional to 1,413,715.14, 1,952,104.08 and 1,311,143.22

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Solution

The fourth proportional to 1,413,715.14, 1,952,104.08 and 1,311,143.22 is: 1,810,469.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,715.14 : 1,952,104.08 = 1,311,143.22 : x
  2. Step 2: Convert to fraction form
    1,413,715.14/1,952,104.08 = 1,311,143.22/x
  3. Step 3: Cross multiply
    1,413,715.14x = 1,952,104.08 × 1,311,143.22
  4. Step 4: Simplify right side
    1,413,715.14x = 2,559,488,029,226.34
  5. Step 5: Solve for x
    x = 2,559,488,029,226.34/1,413,715.14
  6. Step 6: Final answer
    x = 1,810,469.42

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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.