Home / 1,271,517.87-1,906,981.14-473,175.39

Finding the Fourth Proportional to 1,271,517.87, 1,906,981.14 and 473,175.39

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Solution

The fourth proportional to 1,271,517.87, 1,906,981.14 and 473,175.39 is: 709,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,517.87 : 1,906,981.14 = 473,175.39 : x
  2. Step 2: Convert to fraction form
    1,271,517.87/1,906,981.14 = 473,175.39/x
  3. Step 3: Cross multiply
    1,271,517.87x = 1,906,981.14 × 473,175.39
  4. Step 4: Simplify right side
    1,271,517.87x = 902,336,544,642.15
  5. Step 5: Solve for x
    x = 902,336,544,642.15/1,271,517.87
  6. Step 6: Final answer
    x = 709,653.06

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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.