Home / 2,515,396.67-3,767,595.91-1,945,278.57

Finding the Fourth Proportional to 2,515,396.67, 3,767,595.91 and 1,945,278.57

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Solution

The fourth proportional to 2,515,396.67, 3,767,595.91 and 1,945,278.57 is: 2,913,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,396.67 : 3,767,595.91 = 1,945,278.57 : x
  2. Step 2: Convert to fraction form
    2,515,396.67/3,767,595.91 = 1,945,278.57/x
  3. Step 3: Cross multiply
    2,515,396.67x = 3,767,595.91 × 1,945,278.57
  4. Step 4: Simplify right side
    2,515,396.67x = 7,329,023,584,142.65
  5. Step 5: Solve for x
    x = 7,329,023,584,142.65/2,515,396.67
  6. Step 6: Final answer
    x = 2,913,665.14

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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.