Home / 1,912,382.22-2,866,791.33-649,345.98

Finding the Fourth Proportional to 1,912,382.22, 2,866,791.33 and 649,345.98

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Solution

The fourth proportional to 1,912,382.22, 2,866,791.33 and 649,345.98 is: 973,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,382.22 : 2,866,791.33 = 649,345.98 : x
  2. Step 2: Convert to fraction form
    1,912,382.22/2,866,791.33 = 649,345.98/x
  3. Step 3: Cross multiply
    1,912,382.22x = 2,866,791.33 × 649,345.98
  4. Step 4: Simplify right side
    1,912,382.22x = 1,861,539,425,634.35
  5. Step 5: Solve for x
    x = 1,861,539,425,634.35/1,912,382.22
  6. Step 6: Final answer
    x = 973,413.90

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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.