Home / 2,079,774.39-3,119,620.04-942,324.60

Finding the Fourth Proportional to 2,079,774.39, 3,119,620.04 and 942,324.60

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Solution

The fourth proportional to 2,079,774.39, 3,119,620.04 and 942,324.60 is: 1,413,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,774.39 : 3,119,620.04 = 942,324.60 : x
  2. Step 2: Convert to fraction form
    2,079,774.39/3,119,620.04 = 942,324.60/x
  3. Step 3: Cross multiply
    2,079,774.39x = 3,119,620.04 × 942,324.60
  4. Step 4: Simplify right side
    2,079,774.39x = 2,939,694,716,865.65
  5. Step 5: Solve for x
    x = 2,939,694,716,865.65/2,079,774.39
  6. Step 6: Final answer
    x = 1,413,468.08

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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.