Home / 2,186,020.44-3,016,746.99-1,219,046.90

Finding the Fourth Proportional to 2,186,020.44, 3,016,746.99 and 1,219,046.90

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Solution

The fourth proportional to 2,186,020.44, 3,016,746.99 and 1,219,046.90 is: 1,682,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,020.44 : 3,016,746.99 = 1,219,046.90 : x
  2. Step 2: Convert to fraction form
    2,186,020.44/3,016,746.99 = 1,219,046.90/x
  3. Step 3: Cross multiply
    2,186,020.44x = 3,016,746.99 × 1,219,046.90
  4. Step 4: Simplify right side
    2,186,020.44x = 3,677,556,051,160.10
  5. Step 5: Solve for x
    x = 3,677,556,051,160.10/2,186,020.44
  6. Step 6: Final answer
    x = 1,682,306.34

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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.