Home / 3,175,202.91-4,381,639.65-1,798,519.02

Finding the Fourth Proportional to 3,175,202.91, 4,381,639.65 and 1,798,519.02

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Solution

The fourth proportional to 3,175,202.91, 4,381,639.65 and 1,798,519.02 is: 2,481,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,202.91 : 4,381,639.65 = 1,798,519.02 : x
  2. Step 2: Convert to fraction form
    3,175,202.91/4,381,639.65 = 1,798,519.02/x
  3. Step 3: Cross multiply
    3,175,202.91x = 4,381,639.65 × 1,798,519.02
  4. Step 4: Simplify right side
    3,175,202.91x = 7,880,462,232,880.00
  5. Step 5: Solve for x
    x = 7,880,462,232,880.00/3,175,202.91
  6. Step 6: Final answer
    x = 2,481,876.73

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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.