Home / 1,069,731.82-1,476,217.47-579,691.54

Finding the Fourth Proportional to 1,069,731.82, 1,476,217.47 and 579,691.54

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Solution

The fourth proportional to 1,069,731.82, 1,476,217.47 and 579,691.54 is: 799,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,731.82 : 1,476,217.47 = 579,691.54 : x
  2. Step 2: Convert to fraction form
    1,069,731.82/1,476,217.47 = 579,691.54/x
  3. Step 3: Cross multiply
    1,069,731.82x = 1,476,217.47 × 579,691.54
  4. Step 4: Simplify right side
    1,069,731.82x = 855,750,778,559.20
  5. Step 5: Solve for x
    x = 855,750,778,559.20/1,069,731.82
  6. Step 6: Final answer
    x = 799,967.58

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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.