Home / 5,759,584.78-8,640,665.81-2,165,382.85

Finding the Fourth Proportional to 5,759,584.78, 8,640,665.81 and 2,165,382.85

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Solution

The fourth proportional to 5,759,584.78, 8,640,665.81 and 2,165,382.85 is: 3,248,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759,584.78 : 8,640,665.81 = 2,165,382.85 : x
  2. Step 2: Convert to fraction form
    5,759,584.78/8,640,665.81 = 2,165,382.85/x
  3. Step 3: Cross multiply
    5,759,584.78x = 8,640,665.81 × 2,165,382.85
  4. Step 4: Simplify right side
    5,759,584.78x = 18,710,349,557,555.36
  5. Step 5: Solve for x
    x = 18,710,349,557,555.36/5,759,584.78
  6. Step 6: Final answer
    x = 3,248,558.75

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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.