Home / 3,898,361.91-5,379,466.32-2,266,653.54

Finding the Fourth Proportional to 3,898,361.91, 5,379,466.32 and 2,266,653.54

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Solution

The fourth proportional to 3,898,361.91, 5,379,466.32 and 2,266,653.54 is: 3,127,823.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,361.91 : 5,379,466.32 = 2,266,653.54 : x
  2. Step 2: Convert to fraction form
    3,898,361.91/5,379,466.32 = 2,266,653.54/x
  3. Step 3: Cross multiply
    3,898,361.91x = 5,379,466.32 × 2,266,653.54
  4. Step 4: Simplify right side
    3,898,361.91x = 12,193,386,377,538.77
  5. Step 5: Solve for x
    x = 12,193,386,377,538.77/3,898,361.91
  6. Step 6: Final answer
    x = 3,127,823.09

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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.