Home / 3,167,803.41-4,371,654.78-1,791,353.07

Finding the Fourth Proportional to 3,167,803.41, 4,371,654.78 and 1,791,353.07

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Solution

The fourth proportional to 3,167,803.41, 4,371,654.78 and 1,791,353.07 is: 2,472,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,803.41 : 4,371,654.78 = 1,791,353.07 : x
  2. Step 2: Convert to fraction form
    3,167,803.41/4,371,654.78 = 1,791,353.07/x
  3. Step 3: Cross multiply
    3,167,803.41x = 4,371,654.78 × 1,791,353.07
  4. Step 4: Simplify right side
    3,167,803.41x = 7,831,177,211,133.18
  5. Step 5: Solve for x
    x = 7,831,177,211,133.18/3,167,803.41
  6. Step 6: Final answer
    x = 2,472,115.91

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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.