Home / 1,667,246.14-2,494,018.56-1,330,943.66

Finding the Fourth Proportional to 1,667,246.14, 2,494,018.56 and 1,330,943.66

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Solution

The fourth proportional to 1,667,246.14, 2,494,018.56 and 1,330,943.66 is: 1,990,946.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,246.14 : 2,494,018.56 = 1,330,943.66 : x
  2. Step 2: Convert to fraction form
    1,667,246.14/2,494,018.56 = 1,330,943.66/x
  3. Step 3: Cross multiply
    1,667,246.14x = 2,494,018.56 × 1,330,943.66
  4. Step 4: Simplify right side
    1,667,246.14x = 3,319,398,190,354.33
  5. Step 5: Solve for x
    x = 3,319,398,190,354.33/1,667,246.14
  6. Step 6: Final answer
    x = 1,990,946.69

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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.