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Finding the Third Proportional to 909,450.28 and 1,426,656.80

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Solution

The third proportional to 909,450.28 and 1,426,656.80 is: 2,237,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,450.28 : 1,426,656.80 = 1,426,656.80 : x
  2. Step 2: Convert to fraction form
    909,450.28/1,426,656.80 = 1,426,656.80/x
  3. Step 3: Cross multiply
    909,450.28x = 1,426,656.80 × 1,426,656.80
  4. Step 4: Simplify right side
    909,450.28x = 2,035,349,616,069.64
  5. Step 5: Solve for x
    x = 2,035,349,616,069.64/909,450.28
  6. Step 6: Final answer
    x = 2,237,999.88

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.