Home / 4,258,434.38-6,388,658.31-1,379,796.38

Finding the Fourth Proportional to 4,258,434.38, 6,388,658.31 and 1,379,796.38

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Solution

The fourth proportional to 4,258,434.38, 6,388,658.31 and 1,379,796.38 is: 2,070,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,434.38 : 6,388,658.31 = 1,379,796.38 : x
  2. Step 2: Convert to fraction form
    4,258,434.38/6,388,658.31 = 1,379,796.38/x
  3. Step 3: Cross multiply
    4,258,434.38x = 6,388,658.31 × 1,379,796.38
  4. Step 4: Simplify right side
    4,258,434.38x = 8,815,047,609,194.92
  5. Step 5: Solve for x
    x = 8,815,047,609,194.92/4,258,434.38
  6. Step 6: Final answer
    x = 2,070,020.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.