Home / 1,157,827.38-1,597,777.83-641,576.75

Finding the Fourth Proportional to 1,157,827.38, 1,597,777.83 and 641,576.75

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Solution

The fourth proportional to 1,157,827.38, 1,597,777.83 and 641,576.75 is: 885,362.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,827.38 : 1,597,777.83 = 641,576.75 : x
  2. Step 2: Convert to fraction form
    1,157,827.38/1,597,777.83 = 641,576.75/x
  3. Step 3: Cross multiply
    1,157,827.38x = 1,597,777.83 × 641,576.75
  4. Step 4: Simplify right side
    1,157,827.38x = 1,025,097,099,404.56
  5. Step 5: Solve for x
    x = 1,025,097,099,404.56/1,157,827.38
  6. Step 6: Final answer
    x = 885,362.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.