Home / 2,177,257.70-3,004,718.19-1,210,404.13

Finding the Fourth Proportional to 2,177,257.70, 3,004,718.19 and 1,210,404.13

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Solution

The fourth proportional to 2,177,257.70, 3,004,718.19 and 1,210,404.13 is: 1,670,414.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,257.70 : 3,004,718.19 = 1,210,404.13 : x
  2. Step 2: Convert to fraction form
    2,177,257.70/3,004,718.19 = 1,210,404.13/x
  3. Step 3: Cross multiply
    2,177,257.70x = 3,004,718.19 × 1,210,404.13
  4. Step 4: Simplify right side
    2,177,257.70x = 3,636,923,306,662.12
  5. Step 5: Solve for x
    x = 3,636,923,306,662.12/2,177,257.70
  6. Step 6: Final answer
    x = 1,670,414.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.