Home / 1,129,086.23-1,695,310.86-456,481.22

Finding the Fourth Proportional to 1,129,086.23, 1,695,310.86 and 456,481.22

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Solution

The fourth proportional to 1,129,086.23, 1,695,310.86 and 456,481.22 is: 685,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,086.23 : 1,695,310.86 = 456,481.22 : x
  2. Step 2: Convert to fraction form
    1,129,086.23/1,695,310.86 = 456,481.22/x
  3. Step 3: Cross multiply
    1,129,086.23x = 1,695,310.86 × 456,481.22
  4. Step 4: Simplify right side
    1,129,086.23x = 773,877,558,893.09
  5. Step 5: Solve for x
    x = 773,877,558,893.09/1,129,086.23
  6. Step 6: Final answer
    x = 685,401.64

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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.