Home / 2,250,320.23-3,105,451.81-1,217,828.18

Finding the Fourth Proportional to 2,250,320.23, 3,105,451.81 and 1,217,828.18

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Solution

The fourth proportional to 2,250,320.23, 3,105,451.81 and 1,217,828.18 is: 1,680,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,320.23 : 3,105,451.81 = 1,217,828.18 : x
  2. Step 2: Convert to fraction form
    2,250,320.23/3,105,451.81 = 1,217,828.18/x
  3. Step 3: Cross multiply
    2,250,320.23x = 3,105,451.81 × 1,217,828.18
  4. Step 4: Simplify right side
    2,250,320.23x = 3,781,906,735,135.92
  5. Step 5: Solve for x
    x = 3,781,906,735,135.92/2,250,320.23
  6. Step 6: Final answer
    x = 1,680,608.25

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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.