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Finding the Third Proportional to 662,841 and 1,036,912.50

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Solution

The third proportional to 662,841 and 1,036,912.50 is: 1,622,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,841 : 1,036,912.50 = 1,036,912.50 : x
  2. Step 2: Convert to fraction form
    662,841/1,036,912.50 = 1,036,912.50/x
  3. Step 3: Cross multiply
    662,841x = 1,036,912.50 × 1,036,912.50
  4. Step 4: Simplify right side
    662,841x = 1,075,187,532,656.25
  5. Step 5: Solve for x
    x = 1,075,187,532,656.25/662,841
  6. Step 6: Final answer
    x = 1,622,089.66

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.