Home / 2,061,013.80-3,091,520.70-1,423,284.60

Finding the Fourth Proportional to 2,061,013.80, 3,091,520.70 and 1,423,284.60

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Solution

The fourth proportional to 2,061,013.80, 3,091,520.70 and 1,423,284.60 is: 2,134,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061,013.80 : 3,091,520.70 = 1,423,284.60 : x
  2. Step 2: Convert to fraction form
    2,061,013.80/3,091,520.70 = 1,423,284.60/x
  3. Step 3: Cross multiply
    2,061,013.80x = 3,091,520.70 × 1,423,284.60
  4. Step 4: Simplify right side
    2,061,013.80x = 4,400,113,802,891.22
  5. Step 5: Solve for x
    x = 4,400,113,802,891.22/2,061,013.80
  6. Step 6: Final answer
    x = 2,134,926.90

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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.