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Finding the Fourth Proportional to 3,314,495.23, 4,971,952.99 and 1,040,109.40

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Solution

The fourth proportional to 3,314,495.23, 4,971,952.99 and 1,040,109.40 is: 1,560,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,495.23 : 4,971,952.99 = 1,040,109.40 : x
  2. Step 2: Convert to fraction form
    3,314,495.23/4,971,952.99 = 1,040,109.40/x
  3. Step 3: Cross multiply
    3,314,495.23x = 4,971,952.99 × 1,040,109.40
  4. Step 4: Simplify right side
    3,314,495.23x = 5,171,375,011,196.80
  5. Step 5: Solve for x
    x = 5,171,375,011,196.80/3,314,495.23
  6. Step 6: Final answer
    x = 1,560,230.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.