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Finding the Third Proportional to 1,262,653.31 and 2,761,502.63

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Solution

The third proportional to 1,262,653.31 and 2,761,502.63 is: 6,039,580.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,653.31 : 2,761,502.63 = 2,761,502.63 : x
  2. Step 2: Convert to fraction form
    1,262,653.31/2,761,502.63 = 2,761,502.63/x
  3. Step 3: Cross multiply
    1,262,653.31x = 2,761,502.63 × 2,761,502.63
  4. Step 4: Simplify right side
    1,262,653.31x = 7,625,896,747,881.89
  5. Step 5: Solve for x
    x = 7,625,896,747,881.89/1,262,653.31
  6. Step 6: Final answer
    x = 6,039,580.84

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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.