Home / 2,305,208.05-3,457,763.77-768,314.72

Finding the Fourth Proportional to 2,305,208.05, 3,457,763.77 and 768,314.72

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Solution

The fourth proportional to 2,305,208.05, 3,457,763.77 and 768,314.72 is: 1,152,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,208.05 : 3,457,763.77 = 768,314.72 : x
  2. Step 2: Convert to fraction form
    2,305,208.05/3,457,763.77 = 768,314.72/x
  3. Step 3: Cross multiply
    2,305,208.05x = 3,457,763.77 × 768,314.72
  4. Step 4: Simplify right side
    2,305,208.05x = 2,656,650,809,497.32
  5. Step 5: Solve for x
    x = 2,656,650,809,497.32/2,305,208.05
  6. Step 6: Final answer
    x = 1,152,455.98

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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.