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Finding the Third Proportional to 804,421.50 and 1,664,520

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Solution

The third proportional to 804,421.50 and 1,664,520 is: 3,444,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,421.50 : 1,664,520 = 1,664,520 : x
  2. Step 2: Convert to fraction form
    804,421.50/1,664,520 = 1,664,520/x
  3. Step 3: Cross multiply
    804,421.50x = 1,664,520 × 1,664,520
  4. Step 4: Simplify right side
    804,421.50x = 2,770,626,830,400
  5. Step 5: Solve for x
    x = 2,770,626,830,400/804,421.50
  6. Step 6: Final answer
    x = 3,444,247.61

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.