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Finding the Third Proportional to 1,668,852.28 and 3,426,175.55

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Solution

The third proportional to 1,668,852.28 and 3,426,175.55 is: 7,033,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,852.28 : 3,426,175.55 = 3,426,175.55 : x
  2. Step 2: Convert to fraction form
    1,668,852.28/3,426,175.55 = 3,426,175.55/x
  3. Step 3: Cross multiply
    1,668,852.28x = 3,426,175.55 × 3,426,175.55
  4. Step 4: Simplify right side
    1,668,852.28x = 11,738,678,878,004.21
  5. Step 5: Solve for x
    x = 11,738,678,878,004.21/1,668,852.28
  6. Step 6: Final answer
    x = 7,033,983.18

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.