Home / 4,532,933.76-6,800,139.20-1,338,382.86

Finding the Fourth Proportional to 4,532,933.76, 6,800,139.20 and 1,338,382.86

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Solution

The fourth proportional to 4,532,933.76, 6,800,139.20 and 1,338,382.86 is: 2,007,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,532,933.76 : 6,800,139.20 = 1,338,382.86 : x
  2. Step 2: Convert to fraction form
    4,532,933.76/6,800,139.20 = 1,338,382.86/x
  3. Step 3: Cross multiply
    4,532,933.76x = 6,800,139.20 × 1,338,382.86
  4. Step 4: Simplify right side
    4,532,933.76x = 9,101,189,716,893.42
  5. Step 5: Solve for x
    x = 9,101,189,716,893.42/4,532,933.76
  6. Step 6: Final answer
    x = 2,007,792.35

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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.