Home / 3,189,085.80-4,783,628.70-3,135,941.70

Finding the Fourth Proportional to 3,189,085.80, 4,783,628.70 and 3,135,941.70

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Solution

The fourth proportional to 3,189,085.80, 4,783,628.70 and 3,135,941.70 is: 4,703,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,085.80 : 4,783,628.70 = 3,135,941.70 : x
  2. Step 2: Convert to fraction form
    3,189,085.80/4,783,628.70 = 3,135,941.70/x
  3. Step 3: Cross multiply
    3,189,085.80x = 4,783,628.70 × 3,135,941.70
  4. Step 4: Simplify right side
    3,189,085.80x = 15,001,180,717,646.79
  5. Step 5: Solve for x
    x = 15,001,180,717,646.79/3,189,085.80
  6. Step 6: Final answer
    x = 4,703,912.55

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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.