Home / 3,619,417.41-5,427,468.63-2,161,125.86

Finding the Fourth Proportional to 3,619,417.41, 5,427,468.63 and 2,161,125.86

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Solution

The fourth proportional to 3,619,417.41, 5,427,468.63 and 2,161,125.86 is: 3,240,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,417.41 : 5,427,468.63 = 2,161,125.86 : x
  2. Step 2: Convert to fraction form
    3,619,417.41/5,427,468.63 = 2,161,125.86/x
  3. Step 3: Cross multiply
    3,619,417.41x = 5,427,468.63 × 2,161,125.86
  4. Step 4: Simplify right side
    3,619,417.41x = 11,729,442,783,494.43
  5. Step 5: Solve for x
    x = 11,729,442,783,494.43/3,619,417.41
  6. Step 6: Final answer
    x = 3,240,699.11

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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.