Home / 3,146,330.41-4,339,469.25-2,153,486.68

Finding the Fourth Proportional to 3,146,330.41, 4,339,469.25 and 2,153,486.68

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Solution

The fourth proportional to 3,146,330.41, 4,339,469.25 and 2,153,486.68 is: 2,970,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,330.41 : 4,339,469.25 = 2,153,486.68 : x
  2. Step 2: Convert to fraction form
    3,146,330.41/4,339,469.25 = 2,153,486.68/x
  3. Step 3: Cross multiply
    3,146,330.41x = 4,339,469.25 × 2,153,486.68
  4. Step 4: Simplify right side
    3,146,330.41x = 9,344,989,217,295.92
  5. Step 5: Solve for x
    x = 9,344,989,217,295.92/3,146,330.41
  6. Step 6: Final answer
    x = 2,970,123.29

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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.