Home / 5,261,657.88-7,892,706.33-1,667,345.28

Finding the Fourth Proportional to 5,261,657.88, 7,892,706.33 and 1,667,345.28

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Solution

The fourth proportional to 5,261,657.88, 7,892,706.33 and 1,667,345.28 is: 2,501,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,657.88 : 7,892,706.33 = 1,667,345.28 : x
  2. Step 2: Convert to fraction form
    5,261,657.88/7,892,706.33 = 1,667,345.28/x
  3. Step 3: Cross multiply
    5,261,657.88x = 7,892,706.33 × 1,667,345.28
  4. Step 4: Simplify right side
    5,261,657.88x = 13,159,866,645,751.62
  5. Step 5: Solve for x
    x = 13,159,866,645,751.62/5,261,657.88
  6. Step 6: Final answer
    x = 2,501,087.48

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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.