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Finding the Third Proportional to 785,508.50 and 1,201,090

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Solution

The third proportional to 785,508.50 and 1,201,090 is: 1,836,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,508.50 : 1,201,090 = 1,201,090 : x
  2. Step 2: Convert to fraction form
    785,508.50/1,201,090 = 1,201,090/x
  3. Step 3: Cross multiply
    785,508.50x = 1,201,090 × 1,201,090
  4. Step 4: Simplify right side
    785,508.50x = 1,442,617,188,100
  5. Step 5: Solve for x
    x = 1,442,617,188,100/785,508.50
  6. Step 6: Final answer
    x = 1,836,539.25

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.