Home / 3,681,890.66-5,522,704.76-1,285,725.98

Finding the Fourth Proportional to 3,681,890.66, 5,522,704.76 and 1,285,725.98

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Solution

The fourth proportional to 3,681,890.66, 5,522,704.76 and 1,285,725.98 is: 1,928,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,890.66 : 5,522,704.76 = 1,285,725.98 : x
  2. Step 2: Convert to fraction form
    3,681,890.66/5,522,704.76 = 1,285,725.98/x
  3. Step 3: Cross multiply
    3,681,890.66x = 5,522,704.76 × 1,285,725.98
  4. Step 4: Simplify right side
    3,681,890.66x = 7,100,684,955,759.51
  5. Step 5: Solve for x
    x = 7,100,684,955,759.51/3,681,890.66
  6. Step 6: Final answer
    x = 1,928,543.14

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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.