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Finding the Third Proportional to 909,319.50 and 1,323,999

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Solution

The third proportional to 909,319.50 and 1,323,999 is: 1,927,785.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,319.50 : 1,323,999 = 1,323,999 : x
  2. Step 2: Convert to fraction form
    909,319.50/1,323,999 = 1,323,999/x
  3. Step 3: Cross multiply
    909,319.50x = 1,323,999 × 1,323,999
  4. Step 4: Simplify right side
    909,319.50x = 1,752,973,352,001
  5. Step 5: Solve for x
    x = 1,752,973,352,001/909,319.50
  6. Step 6: Final answer
    x = 1,927,785.95

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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.