Home / 3,821,559.94-5,732,191.68-1,425,400.12

Finding the Fourth Proportional to 3,821,559.94, 5,732,191.68 and 1,425,400.12

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Solution

The fourth proportional to 3,821,559.94, 5,732,191.68 and 1,425,400.12 is: 2,138,044.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,559.94 : 5,732,191.68 = 1,425,400.12 : x
  2. Step 2: Convert to fraction form
    3,821,559.94/5,732,191.68 = 1,425,400.12/x
  3. Step 3: Cross multiply
    3,821,559.94x = 5,732,191.68 × 1,425,400.12
  4. Step 4: Simplify right side
    3,821,559.94x = 8,170,666,708,535.00
  5. Step 5: Solve for x
    x = 8,170,666,708,535.00/3,821,559.94
  6. Step 6: Final answer
    x = 2,138,044.89

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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.