Home / 3,181,583.82-4,390,497.36-1,731,245.61

Finding the Fourth Proportional to 3,181,583.82, 4,390,497.36 and 1,731,245.61

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Solution

The fourth proportional to 3,181,583.82, 4,390,497.36 and 1,731,245.61 is: 2,389,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,583.82 : 4,390,497.36 = 1,731,245.61 : x
  2. Step 2: Convert to fraction form
    3,181,583.82/4,390,497.36 = 1,731,245.61/x
  3. Step 3: Cross multiply
    3,181,583.82x = 4,390,497.36 × 1,731,245.61
  4. Step 4: Simplify right side
    3,181,583.82x = 7,601,029,280,216.59
  5. Step 5: Solve for x
    x = 7,601,029,280,216.59/3,181,583.82
  6. Step 6: Final answer
    x = 2,389,070.89

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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.