Home / 3,168,796.05-4,372,820.46-1,878,864.57

Finding the Fourth Proportional to 3,168,796.05, 4,372,820.46 and 1,878,864.57

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Solution

The fourth proportional to 3,168,796.05, 4,372,820.46 and 1,878,864.57 is: 2,592,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,796.05 : 4,372,820.46 = 1,878,864.57 : x
  2. Step 2: Convert to fraction form
    3,168,796.05/4,372,820.46 = 1,878,864.57/x
  3. Step 3: Cross multiply
    3,168,796.05x = 4,372,820.46 × 1,878,864.57
  4. Step 4: Simplify right side
    3,168,796.05x = 8,215,937,433,265.10
  5. Step 5: Solve for x
    x = 8,215,937,433,265.10/3,168,796.05
  6. Step 6: Final answer
    x = 2,592,763.09

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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.