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Finding the Third Proportional to 1,538,039 and 3,365,548.50

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Solution

The third proportional to 1,538,039 and 3,365,548.50 is: 7,364,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,039 : 3,365,548.50 = 3,365,548.50 : x
  2. Step 2: Convert to fraction form
    1,538,039/3,365,548.50 = 3,365,548.50/x
  3. Step 3: Cross multiply
    1,538,039x = 3,365,548.50 × 3,365,548.50
  4. Step 4: Simplify right side
    1,538,039x = 11,326,916,705,852.25
  5. Step 5: Solve for x
    x = 11,326,916,705,852.25/1,538,039
  6. Step 6: Final answer
    x = 7,364,518.52

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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.