Home / 1,779,335.23-2,668,450.82-641,949.57

Finding the Fourth Proportional to 1,779,335.23, 2,668,450.82 and 641,949.57

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Solution

The fourth proportional to 1,779,335.23, 2,668,450.82 and 641,949.57 is: 962,725.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,335.23 : 2,668,450.82 = 641,949.57 : x
  2. Step 2: Convert to fraction form
    1,779,335.23/2,668,450.82 = 641,949.57/x
  3. Step 3: Cross multiply
    1,779,335.23x = 2,668,450.82 × 641,949.57
  4. Step 4: Simplify right side
    1,779,335.23x = 1,713,010,848,317.03
  5. Step 5: Solve for x
    x = 1,713,010,848,317.03/1,779,335.23
  6. Step 6: Final answer
    x = 962,725.19

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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.