Home / 3,189,415.40-4,784,007.90-1,296,103.40

Finding the Fourth Proportional to 3,189,415.40, 4,784,007.90 and 1,296,103.40

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Solution

The fourth proportional to 3,189,415.40, 4,784,007.90 and 1,296,103.40 is: 1,944,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,415.40 : 4,784,007.90 = 1,296,103.40 : x
  2. Step 2: Convert to fraction form
    3,189,415.40/4,784,007.90 = 1,296,103.40/x
  3. Step 3: Cross multiply
    3,189,415.40x = 4,784,007.90 × 1,296,103.40
  4. Step 4: Simplify right side
    3,189,415.40x = 6,200,568,904,816.86
  5. Step 5: Solve for x
    x = 6,200,568,904,816.86/3,189,415.40
  6. Step 6: Final answer
    x = 1,944,108.29

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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.