Home / 1,645,768.92-2,271,617.61-957,573.69

Finding the Fourth Proportional to 1,645,768.92, 2,271,617.61 and 957,573.69

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Solution

The fourth proportional to 1,645,768.92, 2,271,617.61 and 957,573.69 is: 1,321,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,768.92 : 2,271,617.61 = 957,573.69 : x
  2. Step 2: Convert to fraction form
    1,645,768.92/2,271,617.61 = 957,573.69/x
  3. Step 3: Cross multiply
    1,645,768.92x = 2,271,617.61 × 957,573.69
  4. Step 4: Simplify right side
    1,645,768.92x = 2,175,241,257,076.68
  5. Step 5: Solve for x
    x = 2,175,241,257,076.68/1,645,768.92
  6. Step 6: Final answer
    x = 1,321,717.30

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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.