Home / 1,497,188.34-2,245,115.43-431,977.23

Finding the Fourth Proportional to 1,497,188.34, 2,245,115.43 and 431,977.23

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Solution

The fourth proportional to 1,497,188.34, 2,245,115.43 and 431,977.23 is: 647,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,188.34 : 2,245,115.43 = 431,977.23 : x
  2. Step 2: Convert to fraction form
    1,497,188.34/2,245,115.43 = 431,977.23/x
  3. Step 3: Cross multiply
    1,497,188.34x = 2,245,115.43 × 431,977.23
  4. Step 4: Simplify right side
    1,497,188.34x = 969,838,744,481.66
  5. Step 5: Solve for x
    x = 969,838,744,481.66/1,497,188.34
  6. Step 6: Final answer
    x = 647,773.38

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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.