Home / 3,230,664.90-4,458,307.82-1,780,359.90

Finding the Fourth Proportional to 3,230,664.90, 4,458,307.82 and 1,780,359.90

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Solution

The fourth proportional to 3,230,664.90, 4,458,307.82 and 1,780,359.90 is: 2,456,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,664.90 : 4,458,307.82 = 1,780,359.90 : x
  2. Step 2: Convert to fraction form
    3,230,664.90/4,458,307.82 = 1,780,359.90/x
  3. Step 3: Cross multiply
    3,230,664.90x = 4,458,307.82 × 1,780,359.90
  4. Step 4: Simplify right side
    3,230,664.90x = 7,937,392,455,682.62
  5. Step 5: Solve for x
    x = 7,937,392,455,682.62/3,230,664.90
  6. Step 6: Final answer
    x = 2,456,891.29

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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.