Home / 2,042,982.63-2,819,281.23-1,125,297.72

Finding the Fourth Proportional to 2,042,982.63, 2,819,281.23 and 1,125,297.72

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Solution

The fourth proportional to 2,042,982.63, 2,819,281.23 and 1,125,297.72 is: 1,552,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,982.63 : 2,819,281.23 = 1,125,297.72 : x
  2. Step 2: Convert to fraction form
    2,042,982.63/2,819,281.23 = 1,125,297.72/x
  3. Step 3: Cross multiply
    2,042,982.63x = 2,819,281.23 × 1,125,297.72
  4. Step 4: Simplify right side
    2,042,982.63x = 3,172,530,740,157.80
  5. Step 5: Solve for x
    x = 3,172,530,740,157.80/2,042,982.63
  6. Step 6: Final answer
    x = 1,552,891.69

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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.