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Finding the Third Proportional to 1,986,741 and 3,075,610.50

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Solution

The third proportional to 1,986,741 and 3,075,610.50 is: 4,761,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,741 : 3,075,610.50 = 3,075,610.50 : x
  2. Step 2: Convert to fraction form
    1,986,741/3,075,610.50 = 3,075,610.50/x
  3. Step 3: Cross multiply
    1,986,741x = 3,075,610.50 × 3,075,610.50
  4. Step 4: Simplify right side
    1,986,741x = 9,459,379,947,710.25
  5. Step 5: Solve for x
    x = 9,459,379,947,710.25/1,986,741
  6. Step 6: Final answer
    x = 4,761,254.71

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.