Home / 2,051,262.90-3,079,664.55-1,199,207.70

Finding the Fourth Proportional to 2,051,262.90, 3,079,664.55 and 1,199,207.70

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Solution

The fourth proportional to 2,051,262.90, 3,079,664.55 and 1,199,207.70 is: 1,800,431.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,262.90 : 3,079,664.55 = 1,199,207.70 : x
  2. Step 2: Convert to fraction form
    2,051,262.90/3,079,664.55 = 1,199,207.70/x
  3. Step 3: Cross multiply
    2,051,262.90x = 3,079,664.55 × 1,199,207.70
  4. Step 4: Simplify right side
    2,051,262.90x = 3,693,157,441,777.03
  5. Step 5: Solve for x
    x = 3,693,157,441,777.03/2,051,262.90
  6. Step 6: Final answer
    x = 1,800,431.06

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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.