Home / 3,181,709.67-4,390,850.94-1,731,497.01

Finding the Fourth Proportional to 3,181,709.67, 4,390,850.94 and 1,731,497.01

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Solution

The fourth proportional to 3,181,709.67, 4,390,850.94 and 1,731,497.01 is: 2,389,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,709.67 : 4,390,850.94 = 1,731,497.01 : x
  2. Step 2: Convert to fraction form
    3,181,709.67/4,390,850.94 = 1,731,497.01/x
  3. Step 3: Cross multiply
    3,181,709.67x = 4,390,850.94 × 1,731,497.01
  4. Step 4: Simplify right side
    3,181,709.67x = 7,602,745,251,006.89
  5. Step 5: Solve for x
    x = 7,602,745,251,006.89/3,181,709.67
  6. Step 6: Final answer
    x = 2,389,515.72

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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.