Home / 1,776,141.56-3,890,309.63

Finding the Third Proportional to 1,776,141.56 and 3,890,309.63

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Solution

The third proportional to 1,776,141.56 and 3,890,309.63 is: 8,521,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,141.56 : 3,890,309.63 = 3,890,309.63 : x
  2. Step 2: Convert to fraction form
    1,776,141.56/3,890,309.63 = 3,890,309.63/x
  3. Step 3: Cross multiply
    1,776,141.56x = 3,890,309.63 × 3,890,309.63
  4. Step 4: Simplify right side
    1,776,141.56x = 15,134,508,978,367.64
  5. Step 5: Solve for x
    x = 15,134,508,978,367.64/1,776,141.56
  6. Step 6: Final answer
    x = 8,521,003.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.