Home / 3,791,338-5,687,007-1,266,993.20

Finding the Fourth Proportional to 3,791,338, 5,687,007 and 1,266,993.20

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Solution

The fourth proportional to 3,791,338, 5,687,007 and 1,266,993.20 is: 1,900,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791,338 : 5,687,007 = 1,266,993.20 : x
  2. Step 2: Convert to fraction form
    3,791,338/5,687,007 = 1,266,993.20/x
  3. Step 3: Cross multiply
    3,791,338x = 5,687,007 × 1,266,993.20
  4. Step 4: Simplify right side
    3,791,338x = 7,205,399,197,352.40
  5. Step 5: Solve for x
    x = 7,205,399,197,352.40/3,791,338
  6. Step 6: Final answer
    x = 1,900,489.80

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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.