Home / 2,218,001.78-3,325,571.89-870,300.53

Finding the Fourth Proportional to 2,218,001.78, 3,325,571.89 and 870,300.53

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Solution

The fourth proportional to 2,218,001.78, 3,325,571.89 and 870,300.53 is: 1,304,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,001.78 : 3,325,571.89 = 870,300.53 : x
  2. Step 2: Convert to fraction form
    2,218,001.78/3,325,571.89 = 870,300.53/x
  3. Step 3: Cross multiply
    2,218,001.78x = 3,325,571.89 × 870,300.53
  4. Step 4: Simplify right side
    2,218,001.78x = 2,894,246,984,558.28
  5. Step 5: Solve for x
    x = 2,894,246,984,558.28/2,218,001.78
  6. Step 6: Final answer
    x = 1,304,889.39

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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.