Home / 5,456,767.21-8,185,897.80-1,861,568.83

Finding the Fourth Proportional to 5,456,767.21, 8,185,897.80 and 1,861,568.83

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Solution

The fourth proportional to 5,456,767.21, 8,185,897.80 and 1,861,568.83 is: 2,792,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,767.21 : 8,185,897.80 = 1,861,568.83 : x
  2. Step 2: Convert to fraction form
    5,456,767.21/8,185,897.80 = 1,861,568.83/x
  3. Step 3: Cross multiply
    5,456,767.21x = 8,185,897.80 × 1,861,568.83
  4. Step 4: Simplify right side
    5,456,767.21x = 15,238,612,190,045.57
  5. Step 5: Solve for x
    x = 15,238,612,190,045.57/5,456,767.21
  6. Step 6: Final answer
    x = 2,792,608.08

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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.