Home / 1,532,841.78-2,297,833.02-521,272.47

Finding the Fourth Proportional to 1,532,841.78, 2,297,833.02 and 521,272.47

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Solution

The fourth proportional to 1,532,841.78, 2,297,833.02 and 521,272.47 is: 781,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,841.78 : 2,297,833.02 = 521,272.47 : x
  2. Step 2: Convert to fraction form
    1,532,841.78/2,297,833.02 = 521,272.47/x
  3. Step 3: Cross multiply
    1,532,841.78x = 2,297,833.02 × 521,272.47
  4. Step 4: Simplify right side
    1,532,841.78x = 1,197,797,093,982.96
  5. Step 5: Solve for x
    x = 1,197,797,093,982.96/1,532,841.78
  6. Step 6: Final answer
    x = 781,422.52

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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.