Home / 1,230,078.25-1,843,507.19-660,793.95

Finding the Fourth Proportional to 1,230,078.25, 1,843,507.19 and 660,793.95

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Solution

The fourth proportional to 1,230,078.25, 1,843,507.19 and 660,793.95 is: 990,325.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,078.25 : 1,843,507.19 = 660,793.95 : x
  2. Step 2: Convert to fraction form
    1,230,078.25/1,843,507.19 = 660,793.95/x
  3. Step 3: Cross multiply
    1,230,078.25x = 1,843,507.19 × 660,793.95
  4. Step 4: Simplify right side
    1,230,078.25x = 1,218,178,388,715.96
  5. Step 5: Solve for x
    x = 1,218,178,388,715.96/1,230,078.25
  6. Step 6: Final answer
    x = 990,325.94

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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.