Home / 3,431,927.67-5,147,921-873,145.50

Finding the Fourth Proportional to 3,431,927.67, 5,147,921 and 873,145.50

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Solution

The fourth proportional to 3,431,927.67, 5,147,921 and 873,145.50 is: 1,309,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,927.67 : 5,147,921 = 873,145.50 : x
  2. Step 2: Convert to fraction form
    3,431,927.67/5,147,921 = 873,145.50/x
  3. Step 3: Cross multiply
    3,431,927.67x = 5,147,921 × 873,145.50
  4. Step 4: Simplify right side
    3,431,927.67x = 4,494,884,055,505.50
  5. Step 5: Solve for x
    x = 4,494,884,055,505.50/3,431,927.67
  6. Step 6: Final answer
    x = 1,309,725.75

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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.