Home / 1,063,311.80-1,595,067.02-423,461.21

Finding the Fourth Proportional to 1,063,311.80, 1,595,067.02 and 423,461.21

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Solution

The fourth proportional to 1,063,311.80, 1,595,067.02 and 423,461.21 is: 635,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,311.80 : 1,595,067.02 = 423,461.21 : x
  2. Step 2: Convert to fraction form
    1,063,311.80/1,595,067.02 = 423,461.21/x
  3. Step 3: Cross multiply
    1,063,311.80x = 1,595,067.02 × 423,461.21
  4. Step 4: Simplify right side
    1,063,311.80x = 675,449,000,227.65
  5. Step 5: Solve for x
    x = 675,449,000,227.65/1,063,311.80
  6. Step 6: Final answer
    x = 635,231.36

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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.