Home / 2,784,540.42-4,176,813.93-762,801.76

Finding the Fourth Proportional to 2,784,540.42, 4,176,813.93 and 762,801.76

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Solution

The fourth proportional to 2,784,540.42, 4,176,813.93 and 762,801.76 is: 1,144,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,540.42 : 4,176,813.93 = 762,801.76 : x
  2. Step 2: Convert to fraction form
    2,784,540.42/4,176,813.93 = 762,801.76/x
  3. Step 3: Cross multiply
    2,784,540.42x = 4,176,813.93 × 762,801.76
  4. Step 4: Simplify right side
    2,784,540.42x = 3,186,080,998,007.83
  5. Step 5: Solve for x
    x = 3,186,080,998,007.83/2,784,540.42
  6. Step 6: Final answer
    x = 1,144,203.54

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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.