Home / 1,645,359.04-2,468,012.64-1,198,912.96

Finding the Fourth Proportional to 1,645,359.04, 2,468,012.64 and 1,198,912.96

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Solution

The fourth proportional to 1,645,359.04, 2,468,012.64 and 1,198,912.96 is: 1,798,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,359.04 : 2,468,012.64 = 1,198,912.96 : x
  2. Step 2: Convert to fraction form
    1,645,359.04/2,468,012.64 = 1,198,912.96/x
  3. Step 3: Cross multiply
    1,645,359.04x = 2,468,012.64 × 1,198,912.96
  4. Step 4: Simplify right side
    1,645,359.04x = 2,958,932,339,539.81
  5. Step 5: Solve for x
    x = 2,958,932,339,539.81/1,645,359.04
  6. Step 6: Final answer
    x = 1,798,350.55

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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.