Home / 1,752,757.25-2,629,135.87-423,061.25

Finding the Fourth Proportional to 1,752,757.25, 2,629,135.87 and 423,061.25

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Solution

The fourth proportional to 1,752,757.25, 2,629,135.87 and 423,061.25 is: 634,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,757.25 : 2,629,135.87 = 423,061.25 : x
  2. Step 2: Convert to fraction form
    1,752,757.25/2,629,135.87 = 423,061.25/x
  3. Step 3: Cross multiply
    1,752,757.25x = 2,629,135.87 × 423,061.25
  4. Step 4: Simplify right side
    1,752,757.25x = 1,112,285,493,378.71
  5. Step 5: Solve for x
    x = 1,112,285,493,378.71/1,752,757.25
  6. Step 6: Final answer
    x = 634,591.87

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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.