Home / 2,142,789.38-4,576,185.19

Finding the Third Proportional to 2,142,789.38 and 4,576,185.19

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Solution

The third proportional to 2,142,789.38 and 4,576,185.19 is: 9,772,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,789.38 : 4,576,185.19 = 4,576,185.19 : x
  2. Step 2: Convert to fraction form
    2,142,789.38/4,576,185.19 = 4,576,185.19/x
  3. Step 3: Cross multiply
    2,142,789.38x = 4,576,185.19 × 4,576,185.19
  4. Step 4: Simplify right side
    2,142,789.38x = 20,941,470,870,294.41
  5. Step 5: Solve for x
    x = 20,941,470,870,294.41/2,142,789.38
  6. Step 6: Final answer
    x = 9,772,995.48

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.