Home / 3,309,123.80-4,958,436.90-2,185,880.60

Finding the Fourth Proportional to 3,309,123.80, 4,958,436.90 and 2,185,880.60

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Solution

The fourth proportional to 3,309,123.80, 4,958,436.90 and 2,185,880.60 is: 3,275,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,123.80 : 4,958,436.90 = 2,185,880.60 : x
  2. Step 2: Convert to fraction form
    3,309,123.80/4,958,436.90 = 2,185,880.60/x
  3. Step 3: Cross multiply
    3,309,123.80x = 4,958,436.90 × 2,185,880.60
  4. Step 4: Simplify right side
    3,309,123.80x = 10,838,551,026,034.14
  5. Step 5: Solve for x
    x = 10,838,551,026,034.14/3,309,123.80
  6. Step 6: Final answer
    x = 3,275,353.74

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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.