Home / 3,957,731.76-5,461,671.60-2,238,815.64

Finding the Fourth Proportional to 3,957,731.76, 5,461,671.60 and 2,238,815.64

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Solution

The fourth proportional to 3,957,731.76, 5,461,671.60 and 2,238,815.64 is: 3,089,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,731.76 : 5,461,671.60 = 2,238,815.64 : x
  2. Step 2: Convert to fraction form
    3,957,731.76/5,461,671.60 = 2,238,815.64/x
  3. Step 3: Cross multiply
    3,957,731.76x = 5,461,671.60 × 2,238,815.64
  4. Step 4: Simplify right side
    3,957,731.76x = 12,227,675,798,623.82
  5. Step 5: Solve for x
    x = 12,227,675,798,623.82/3,957,731.76
  6. Step 6: Final answer
    x = 3,089,566.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.