Home / 3,171,272.79-4,376,359.26-1,720,968.24

Finding the Fourth Proportional to 3,171,272.79, 4,376,359.26 and 1,720,968.24

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Solution

The fourth proportional to 3,171,272.79, 4,376,359.26 and 1,720,968.24 is: 2,374,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,272.79 : 4,376,359.26 = 1,720,968.24 : x
  2. Step 2: Convert to fraction form
    3,171,272.79/4,376,359.26 = 1,720,968.24/x
  3. Step 3: Cross multiply
    3,171,272.79x = 4,376,359.26 × 1,720,968.24
  4. Step 4: Simplify right side
    3,171,272.79x = 7,531,575,293,289.90
  5. Step 5: Solve for x
    x = 7,531,575,293,289.90/3,171,272.79
  6. Step 6: Final answer
    x = 2,374,937.70

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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.