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Finding the Third Proportional to 1,668,822 and 3,589,135.50

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Solution

The third proportional to 1,668,822 and 3,589,135.50 is: 7,719,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,822 : 3,589,135.50 = 3,589,135.50 : x
  2. Step 2: Convert to fraction form
    1,668,822/3,589,135.50 = 3,589,135.50/x
  3. Step 3: Cross multiply
    1,668,822x = 3,589,135.50 × 3,589,135.50
  4. Step 4: Simplify right side
    1,668,822x = 12,881,893,637,360.25
  5. Step 5: Solve for x
    x = 12,881,893,637,360.25/1,668,822
  6. Step 6: Final answer
    x = 7,719,153.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.