Home / 2,381,084.70-3,285,921.51-1,293,377.46

Finding the Fourth Proportional to 2,381,084.70, 3,285,921.51 and 1,293,377.46

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Solution

The fourth proportional to 2,381,084.70, 3,285,921.51 and 1,293,377.46 is: 1,784,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,084.70 : 3,285,921.51 = 1,293,377.46 : x
  2. Step 2: Convert to fraction form
    2,381,084.70/3,285,921.51 = 1,293,377.46/x
  3. Step 3: Cross multiply
    2,381,084.70x = 3,285,921.51 × 1,293,377.46
  4. Step 4: Simplify right side
    2,381,084.70x = 4,249,936,816,363.16
  5. Step 5: Solve for x
    x = 4,249,936,816,363.16/2,381,084.70
  6. Step 6: Final answer
    x = 1,784,874.27

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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.