Home / 1,573,344.10-2,170,428.85-993,286.09

Finding the Fourth Proportional to 1,573,344.10, 2,170,428.85 and 993,286.09

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Solution

The fourth proportional to 1,573,344.10, 2,170,428.85 and 993,286.09 is: 1,370,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,344.10 : 2,170,428.85 = 993,286.09 : x
  2. Step 2: Convert to fraction form
    1,573,344.10/2,170,428.85 = 993,286.09/x
  3. Step 3: Cross multiply
    1,573,344.10x = 2,170,428.85 × 993,286.09
  4. Step 4: Simplify right side
    1,573,344.10x = 2,155,856,788,982.55
  5. Step 5: Solve for x
    x = 2,155,856,788,982.55/1,573,344.10
  6. Step 6: Final answer
    x = 1,370,238.58

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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.