Home / 3,171,241.87-4,376,316.64-1,720,937.32

Finding the Fourth Proportional to 3,171,241.87, 4,376,316.64 and 1,720,937.32

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Solution

The fourth proportional to 3,171,241.87, 4,376,316.64 and 1,720,937.32 is: 2,374,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,241.87 : 4,376,316.64 = 1,720,937.32 : x
  2. Step 2: Convert to fraction form
    3,171,241.87/4,376,316.64 = 1,720,937.32/x
  3. Step 3: Cross multiply
    3,171,241.87x = 4,376,316.64 × 1,720,937.32
  4. Step 4: Simplify right side
    3,171,241.87x = 7,531,366,641,752.29
  5. Step 5: Solve for x
    x = 7,531,366,641,752.29/3,171,241.87
  6. Step 6: Final answer
    x = 2,374,895.06

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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.