Home / 1,096,432.89-1,512,469.92-637,496.73

Finding the Fourth Proportional to 1,096,432.89, 1,512,469.92 and 637,496.73

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Solution

The fourth proportional to 1,096,432.89, 1,512,469.92 and 637,496.73 is: 879,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,432.89 : 1,512,469.92 = 637,496.73 : x
  2. Step 2: Convert to fraction form
    1,096,432.89/1,512,469.92 = 637,496.73/x
  3. Step 3: Cross multiply
    1,096,432.89x = 1,512,469.92 × 637,496.73
  4. Step 4: Simplify right side
    1,096,432.89x = 964,194,623,336.79
  5. Step 5: Solve for x
    x = 964,194,623,336.79/1,096,432.89
  6. Step 6: Final answer
    x = 879,392.28

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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.