Home / 2,928,933.45-4,396,237.80-1,413,681.43

Finding the Fourth Proportional to 2,928,933.45, 4,396,237.80 and 1,413,681.43

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Solution

The fourth proportional to 2,928,933.45, 4,396,237.80 and 1,413,681.43 is: 2,121,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,933.45 : 4,396,237.80 = 1,413,681.43 : x
  2. Step 2: Convert to fraction form
    2,928,933.45/4,396,237.80 = 1,413,681.43/x
  3. Step 3: Cross multiply
    2,928,933.45x = 4,396,237.80 × 1,413,681.43
  4. Step 4: Simplify right side
    2,928,933.45x = 6,214,879,739,724.05
  5. Step 5: Solve for x
    x = 6,214,879,739,724.05/2,928,933.45
  6. Step 6: Final answer
    x = 2,121,891.76

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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.