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Finding the Third Proportional to 750,128 and 1,528,104

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Solution

The third proportional to 750,128 and 1,528,104 is: 3,112,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,128 : 1,528,104 = 1,528,104 : x
  2. Step 2: Convert to fraction form
    750,128/1,528,104 = 1,528,104/x
  3. Step 3: Cross multiply
    750,128x = 1,528,104 × 1,528,104
  4. Step 4: Simplify right side
    750,128x = 2,335,101,834,816
  5. Step 5: Solve for x
    x = 2,335,101,834,816/750,128
  6. Step 6: Final answer
    x = 3,112,937.84

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.