Home / 2,964,879.72-4,447,319.58-720,998.28

Finding the Fourth Proportional to 2,964,879.72, 4,447,319.58 and 720,998.28

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Solution

The fourth proportional to 2,964,879.72, 4,447,319.58 and 720,998.28 is: 1,081,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,879.72 : 4,447,319.58 = 720,998.28 : x
  2. Step 2: Convert to fraction form
    2,964,879.72/4,447,319.58 = 720,998.28/x
  3. Step 3: Cross multiply
    2,964,879.72x = 4,447,319.58 × 720,998.28
  4. Step 4: Simplify right side
    2,964,879.72x = 3,206,509,767,790.32
  5. Step 5: Solve for x
    x = 3,206,509,767,790.32/2,964,879.72
  6. Step 6: Final answer
    x = 1,081,497.42

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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.