Home / 3,171,827.86-4,375,131.02-1,881,754.63

Finding the Fourth Proportional to 3,171,827.86, 4,375,131.02 and 1,881,754.63

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Solution

The fourth proportional to 3,171,827.86, 4,375,131.02 and 1,881,754.63 is: 2,595,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,827.86 : 4,375,131.02 = 1,881,754.63 : x
  2. Step 2: Convert to fraction form
    3,171,827.86/4,375,131.02 = 1,881,754.63/x
  3. Step 3: Cross multiply
    3,171,827.86x = 4,375,131.02 × 1,881,754.63
  4. Step 4: Simplify right side
    3,171,827.86x = 8,232,923,053,741.62
  5. Step 5: Solve for x
    x = 8,232,923,053,741.62/3,171,827.86
  6. Step 6: Final answer
    x = 2,595,639.93

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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.