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Finding the Third Proportional to 720,830.25 and 1,585,550.25

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Solution

The third proportional to 720,830.25 and 1,585,550.25 is: 3,487,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,830.25 : 1,585,550.25 = 1,585,550.25 : x
  2. Step 2: Convert to fraction form
    720,830.25/1,585,550.25 = 1,585,550.25/x
  3. Step 3: Cross multiply
    720,830.25x = 1,585,550.25 × 1,585,550.25
  4. Step 4: Simplify right side
    720,830.25x = 2,513,969,595,275.06
  5. Step 5: Solve for x
    x = 2,513,969,595,275.06/720,830.25
  6. Step 6: Final answer
    x = 3,487,602.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.