Home / 3,620,837.65-5,431,255.64-925,167.89

Finding the Fourth Proportional to 3,620,837.65, 5,431,255.64 and 925,167.89

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Solution

The fourth proportional to 3,620,837.65, 5,431,255.64 and 925,167.89 is: 1,387,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,837.65 : 5,431,255.64 = 925,167.89 : x
  2. Step 2: Convert to fraction form
    3,620,837.65/5,431,255.64 = 925,167.89/x
  3. Step 3: Cross multiply
    3,620,837.65x = 5,431,255.64 × 925,167.89
  4. Step 4: Simplify right side
    3,620,837.65x = 5,024,823,315,883.56
  5. Step 5: Solve for x
    x = 5,024,823,315,883.56/3,620,837.65
  6. Step 6: Final answer
    x = 1,387,751.62

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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.