Home / 1,501,982.40-2,253,112.10-491,109.53

Finding the Fourth Proportional to 1,501,982.40, 2,253,112.10 and 491,109.53

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Solution

The fourth proportional to 1,501,982.40, 2,253,112.10 and 491,109.53 is: 736,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,982.40 : 2,253,112.10 = 491,109.53 : x
  2. Step 2: Convert to fraction form
    1,501,982.40/2,253,112.10 = 491,109.53/x
  3. Step 3: Cross multiply
    1,501,982.40x = 2,253,112.10 × 491,109.53
  4. Step 4: Simplify right side
    1,501,982.40x = 1,106,524,810,747.21
  5. Step 5: Solve for x
    x = 1,106,524,810,747.21/1,501,982.40
  6. Step 6: Final answer
    x = 736,709.57

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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.