Home / 2,290,166.56-3,436,200.78-1,152,321.22

Finding the Fourth Proportional to 2,290,166.56, 3,436,200.78 and 1,152,321.22

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Solution

The fourth proportional to 2,290,166.56, 3,436,200.78 and 1,152,321.22 is: 1,728,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,166.56 : 3,436,200.78 = 1,152,321.22 : x
  2. Step 2: Convert to fraction form
    2,290,166.56/3,436,200.78 = 1,152,321.22/x
  3. Step 3: Cross multiply
    2,290,166.56x = 3,436,200.78 × 1,152,321.22
  4. Step 4: Simplify right side
    2,290,166.56x = 3,959,607,074,974.55
  5. Step 5: Solve for x
    x = 3,959,607,074,974.55/2,290,166.56
  6. Step 6: Final answer
    x = 1,728,960.31

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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.