Home / 1,619,379.80-2,427,757.20-673,458.56

Finding the Fourth Proportional to 1,619,379.80, 2,427,757.20 and 673,458.56

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Solution

The fourth proportional to 1,619,379.80, 2,427,757.20 and 673,458.56 is: 1,009,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,379.80 : 2,427,757.20 = 673,458.56 : x
  2. Step 2: Convert to fraction form
    1,619,379.80/2,427,757.20 = 673,458.56/x
  3. Step 3: Cross multiply
    1,619,379.80x = 2,427,757.20 × 673,458.56
  4. Step 4: Simplify right side
    1,619,379.80x = 1,634,993,867,941.63
  5. Step 5: Solve for x
    x = 1,634,993,867,941.63/1,619,379.80
  6. Step 6: Final answer
    x = 1,009,642.00

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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.