Home / 1,069,242.82-1,475,556.15-579,213.43

Finding the Fourth Proportional to 1,069,242.82, 1,475,556.15 and 579,213.43

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Solution

The fourth proportional to 1,069,242.82, 1,475,556.15 and 579,213.43 is: 799,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,242.82 : 1,475,556.15 = 579,213.43 : x
  2. Step 2: Convert to fraction form
    1,069,242.82/1,475,556.15 = 579,213.43/x
  3. Step 3: Cross multiply
    1,069,242.82x = 1,475,556.15 × 579,213.43
  4. Step 4: Simplify right side
    1,069,242.82x = 854,661,938,799.10
  5. Step 5: Solve for x
    x = 854,661,938,799.10/1,069,242.82
  6. Step 6: Final answer
    x = 799,315.11

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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.