Home / 2,863,274.81-3,951,321.78-1,574,137.13

Finding the Fourth Proportional to 2,863,274.81, 3,951,321.78 and 1,574,137.13

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Solution

The fourth proportional to 2,863,274.81, 3,951,321.78 and 1,574,137.13 is: 2,172,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,274.81 : 3,951,321.78 = 1,574,137.13 : x
  2. Step 2: Convert to fraction form
    2,863,274.81/3,951,321.78 = 1,574,137.13/x
  3. Step 3: Cross multiply
    2,863,274.81x = 3,951,321.78 × 1,574,137.13
  4. Step 4: Simplify right side
    2,863,274.81x = 6,219,922,326,475.69
  5. Step 5: Solve for x
    x = 6,219,922,326,475.69/2,863,274.81
  6. Step 6: Final answer
    x = 2,172,310.64

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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.