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Finding the Third Proportional to 907,060 and 1,888,720

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Solution

The third proportional to 907,060 and 1,888,720 is: 3,932,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,060 : 1,888,720 = 1,888,720 : x
  2. Step 2: Convert to fraction form
    907,060/1,888,720 = 1,888,720/x
  3. Step 3: Cross multiply
    907,060x = 1,888,720 × 1,888,720
  4. Step 4: Simplify right side
    907,060x = 3,567,263,238,400
  5. Step 5: Solve for x
    x = 3,567,263,238,400/907,060
  6. Step 6: Final answer
    x = 3,932,775.38

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.