Home / 1,059,166.44-1,588,760.76-419,625.78

Finding the Fourth Proportional to 1,059,166.44, 1,588,760.76 and 419,625.78

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Solution

The fourth proportional to 1,059,166.44, 1,588,760.76 and 419,625.78 is: 629,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,166.44 : 1,588,760.76 = 419,625.78 : x
  2. Step 2: Convert to fraction form
    1,059,166.44/1,588,760.76 = 419,625.78/x
  3. Step 3: Cross multiply
    1,059,166.44x = 1,588,760.76 × 419,625.78
  4. Step 4: Simplify right side
    1,059,166.44x = 666,684,973,148.39
  5. Step 5: Solve for x
    x = 666,684,973,148.39/1,059,166.44
  6. Step 6: Final answer
    x = 629,443.07

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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.