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Finding the Third Proportional to 1,211,307 and 1,764,379.50

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Solution

The third proportional to 1,211,307 and 1,764,379.50 is: 2,569,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,307 : 1,764,379.50 = 1,764,379.50 : x
  2. Step 2: Convert to fraction form
    1,211,307/1,764,379.50 = 1,764,379.50/x
  3. Step 3: Cross multiply
    1,211,307x = 1,764,379.50 × 1,764,379.50
  4. Step 4: Simplify right side
    1,211,307x = 3,113,035,020,020.25
  5. Step 5: Solve for x
    x = 3,113,035,020,020.25/1,211,307
  6. Step 6: Final answer
    x = 2,569,980.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.