Home / 2,182,779.27-3,274,145.87-853,071.75

Finding the Fourth Proportional to 2,182,779.27, 3,274,145.87 and 853,071.75

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Solution

The fourth proportional to 2,182,779.27, 3,274,145.87 and 853,071.75 is: 1,279,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,779.27 : 3,274,145.87 = 853,071.75 : x
  2. Step 2: Convert to fraction form
    2,182,779.27/3,274,145.87 = 853,071.75/x
  3. Step 3: Cross multiply
    2,182,779.27x = 3,274,145.87 × 853,071.75
  4. Step 4: Simplify right side
    2,182,779.27x = 2,793,081,342,810.81
  5. Step 5: Solve for x
    x = 2,793,081,342,810.81/2,182,779.27
  6. Step 6: Final answer
    x = 1,279,598.62

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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.