Home / 1,541,418.08-2,312,083.76-419,496.80

Finding the Fourth Proportional to 1,541,418.08, 2,312,083.76 and 419,496.80

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Solution

The fourth proportional to 1,541,418.08, 2,312,083.76 and 419,496.80 is: 629,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,418.08 : 2,312,083.76 = 419,496.80 : x
  2. Step 2: Convert to fraction form
    1,541,418.08/2,312,083.76 = 419,496.80/x
  3. Step 3: Cross multiply
    1,541,418.08x = 2,312,083.76 × 419,496.80
  4. Step 4: Simplify right side
    1,541,418.08x = 969,911,738,651.97
  5. Step 5: Solve for x
    x = 969,911,738,651.97/1,541,418.08
  6. Step 6: Final answer
    x = 629,233.40

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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.