Home / 2,172,869.33-2,998,316.46-1,206,040.37

Finding the Fourth Proportional to 2,172,869.33, 2,998,316.46 and 1,206,040.37

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Solution

The fourth proportional to 2,172,869.33, 2,998,316.46 and 1,206,040.37 is: 1,664,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,869.33 : 2,998,316.46 = 1,206,040.37 : x
  2. Step 2: Convert to fraction form
    2,172,869.33/2,998,316.46 = 1,206,040.37/x
  3. Step 3: Cross multiply
    2,172,869.33x = 2,998,316.46 × 1,206,040.37
  4. Step 4: Simplify right side
    2,172,869.33x = 3,616,090,677,803.91
  5. Step 5: Solve for x
    x = 3,616,090,677,803.91/2,172,869.33
  6. Step 6: Final answer
    x = 1,664,200.71

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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.