Home / 5,197,458.61-7,172,540.58-2,874,231.06

Finding the Fourth Proportional to 5,197,458.61, 7,172,540.58 and 2,874,231.06

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Solution

The fourth proportional to 5,197,458.61, 7,172,540.58 and 2,874,231.06 is: 3,966,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,458.61 : 7,172,540.58 = 2,874,231.06 : x
  2. Step 2: Convert to fraction form
    5,197,458.61/7,172,540.58 = 2,874,231.06/x
  3. Step 3: Cross multiply
    5,197,458.61x = 7,172,540.58 × 2,874,231.06
  4. Step 4: Simplify right side
    5,197,458.61x = 20,615,538,914,146.41
  5. Step 5: Solve for x
    x = 20,615,538,914,146.41/5,197,458.61
  6. Step 6: Final answer
    x = 3,966,465.24

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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.