Home / 1,512,336.42-2,086,576.54-899,998.29

Finding the Fourth Proportional to 1,512,336.42, 2,086,576.54 and 899,998.29

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Solution

The fourth proportional to 1,512,336.42, 2,086,576.54 and 899,998.29 is: 1,241,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,336.42 : 2,086,576.54 = 899,998.29 : x
  2. Step 2: Convert to fraction form
    1,512,336.42/2,086,576.54 = 899,998.29/x
  3. Step 3: Cross multiply
    1,512,336.42x = 2,086,576.54 × 899,998.29
  4. Step 4: Simplify right side
    1,512,336.42x = 1,877,915,317,391.62
  5. Step 5: Solve for x
    x = 1,877,915,317,391.62/1,512,336.42
  6. Step 6: Final answer
    x = 1,241,731.20

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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.