Home / 2,668,342.40-4,003,261.86-1,072,026.44

Finding the Fourth Proportional to 2,668,342.40, 4,003,261.86 and 1,072,026.44

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Solution

The fourth proportional to 2,668,342.40, 4,003,261.86 and 1,072,026.44 is: 1,608,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,342.40 : 4,003,261.86 = 1,072,026.44 : x
  2. Step 2: Convert to fraction form
    2,668,342.40/4,003,261.86 = 1,072,026.44/x
  3. Step 3: Cross multiply
    2,668,342.40x = 4,003,261.86 × 1,072,026.44
  4. Step 4: Simplify right side
    2,668,342.40x = 4,291,602,560,163.58
  5. Step 5: Solve for x
    x = 4,291,602,560,163.58/2,668,342.40
  6. Step 6: Final answer
    x = 1,608,340.28

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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.