Home / 3,171,256.17-4,376,336.34-1,720,951.62

Finding the Fourth Proportional to 3,171,256.17, 4,376,336.34 and 1,720,951.62

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Solution

The fourth proportional to 3,171,256.17, 4,376,336.34 and 1,720,951.62 is: 2,374,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,256.17 : 4,376,336.34 = 1,720,951.62 : x
  2. Step 2: Convert to fraction form
    3,171,256.17/4,376,336.34 = 1,720,951.62/x
  3. Step 3: Cross multiply
    3,171,256.17x = 4,376,336.34 × 1,720,951.62
  4. Step 4: Simplify right side
    3,171,256.17x = 7,531,463,113,987.87
  5. Step 5: Solve for x
    x = 7,531,463,113,987.87/3,171,256.17
  6. Step 6: Final answer
    x = 2,374,914.77

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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.