Home / 1,603,939.86-2,405,940.50-524,456.44

Finding the Fourth Proportional to 1,603,939.86, 2,405,940.50 and 524,456.44

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Solution

The fourth proportional to 1,603,939.86, 2,405,940.50 and 524,456.44 is: 786,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,939.86 : 2,405,940.50 = 524,456.44 : x
  2. Step 2: Convert to fraction form
    1,603,939.86/2,405,940.50 = 524,456.44/x
  3. Step 3: Cross multiply
    1,603,939.86x = 2,405,940.50 × 524,456.44
  4. Step 4: Simplify right side
    1,603,939.86x = 1,261,810,984,778.11
  5. Step 5: Solve for x
    x = 1,261,810,984,778.11/1,603,939.86
  6. Step 6: Final answer
    x = 786,694.70

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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.