Home / 2,580,748.72-3,561,428.07-1,478,537.09

Finding the Fourth Proportional to 2,580,748.72, 3,561,428.07 and 1,478,537.09

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Solution

The fourth proportional to 2,580,748.72, 3,561,428.07 and 1,478,537.09 is: 2,040,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,748.72 : 3,561,428.07 = 1,478,537.09 : x
  2. Step 2: Convert to fraction form
    2,580,748.72/3,561,428.07 = 1,478,537.09/x
  3. Step 3: Cross multiply
    2,580,748.72x = 3,561,428.07 × 1,478,537.09
  4. Step 4: Simplify right side
    2,580,748.72x = 5,265,703,494,862.12
  5. Step 5: Solve for x
    x = 5,265,703,494,862.12/2,580,748.72
  6. Step 6: Final answer
    x = 2,040,378.23

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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.