Home / 4,180,528.38-6,270,121.34-1,147,185.84

Finding the Fourth Proportional to 4,180,528.38, 6,270,121.34 and 1,147,185.84

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Solution

The fourth proportional to 4,180,528.38, 6,270,121.34 and 1,147,185.84 is: 1,720,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180,528.38 : 6,270,121.34 = 1,147,185.84 : x
  2. Step 2: Convert to fraction form
    4,180,528.38/6,270,121.34 = 1,147,185.84/x
  3. Step 3: Cross multiply
    4,180,528.38x = 6,270,121.34 × 1,147,185.84
  4. Step 4: Simplify right side
    4,180,528.38x = 7,192,994,416,329.83
  5. Step 5: Solve for x
    x = 7,192,994,416,329.83/4,180,528.38
  6. Step 6: Final answer
    x = 1,720,594.57

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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.