Home / 2,106,148.05-3,159,222.08-1,862,078.85

Finding the Fourth Proportional to 2,106,148.05, 3,159,222.08 and 1,862,078.85

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Solution

The fourth proportional to 2,106,148.05, 3,159,222.08 and 1,862,078.85 is: 2,793,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,148.05 : 3,159,222.08 = 1,862,078.85 : x
  2. Step 2: Convert to fraction form
    2,106,148.05/3,159,222.08 = 1,862,078.85/x
  3. Step 3: Cross multiply
    2,106,148.05x = 3,159,222.08 × 1,862,078.85
  4. Step 4: Simplify right side
    2,106,148.05x = 5,882,720,608,310.61
  5. Step 5: Solve for x
    x = 5,882,720,608,310.61/2,106,148.05
  6. Step 6: Final answer
    x = 2,793,118.28

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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.