Home / 3,878,256.31-5,817,165.66-1,718,659.42

Finding the Fourth Proportional to 3,878,256.31, 5,817,165.66 and 1,718,659.42

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Solution

The fourth proportional to 3,878,256.31, 5,817,165.66 and 1,718,659.42 is: 2,577,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,256.31 : 5,817,165.66 = 1,718,659.42 : x
  2. Step 2: Convert to fraction form
    3,878,256.31/5,817,165.66 = 1,718,659.42/x
  3. Step 3: Cross multiply
    3,878,256.31x = 5,817,165.66 × 1,718,659.42
  4. Step 4: Simplify right side
    3,878,256.31x = 9,997,726,544,716.60
  5. Step 5: Solve for x
    x = 9,997,726,544,716.60/3,878,256.31
  6. Step 6: Final answer
    x = 2,577,892.16

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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.