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Finding the Third Proportional to 1,248,173.30 and 2,685,954.94

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Solution

The third proportional to 1,248,173.30 and 2,685,954.94 is: 5,779,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,173.30 : 2,685,954.94 = 2,685,954.94 : x
  2. Step 2: Convert to fraction form
    1,248,173.30/2,685,954.94 = 2,685,954.94/x
  3. Step 3: Cross multiply
    1,248,173.30x = 2,685,954.94 × 2,685,954.94
  4. Step 4: Simplify right side
    1,248,173.30x = 7,214,353,926,280.63
  5. Step 5: Solve for x
    x = 7,214,353,926,280.63/1,248,173.30
  6. Step 6: Final answer
    x = 5,779,929.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.