Home / 3,189,194.38-4,782,975.09-944,807.50

Finding the Fourth Proportional to 3,189,194.38, 4,782,975.09 and 944,807.50

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Solution

The fourth proportional to 3,189,194.38, 4,782,975.09 and 944,807.50 is: 1,416,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,194.38 : 4,782,975.09 = 944,807.50 : x
  2. Step 2: Convert to fraction form
    3,189,194.38/4,782,975.09 = 944,807.50/x
  3. Step 3: Cross multiply
    3,189,194.38x = 4,782,975.09 × 944,807.50
  4. Step 4: Simplify right side
    3,189,194.38x = 4,518,990,737,345.18
  5. Step 5: Solve for x
    x = 4,518,990,737,345.18/3,189,194.38
  6. Step 6: Final answer
    x = 1,416,969.37

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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.