Home / 2,388,977-3,296,788.26-1,315,889

Finding the Fourth Proportional to 2,388,977, 3,296,788.26 and 1,315,889

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Solution

The fourth proportional to 2,388,977, 3,296,788.26 and 1,315,889 is: 1,815,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,977 : 3,296,788.26 = 1,315,889 : x
  2. Step 2: Convert to fraction form
    2,388,977/3,296,788.26 = 1,315,889/x
  3. Step 3: Cross multiply
    2,388,977x = 3,296,788.26 × 1,315,889
  4. Step 4: Simplify right side
    2,388,977x = 4,338,207,406,663.14
  5. Step 5: Solve for x
    x = 4,338,207,406,663.14/2,388,977
  6. Step 6: Final answer
    x = 1,815,926.82

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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.