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Finding the Third Proportional to 776,571 and 1,205,224.50

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Solution

The third proportional to 776,571 and 1,205,224.50 is: 1,870,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,571 : 1,205,224.50 = 1,205,224.50 : x
  2. Step 2: Convert to fraction form
    776,571/1,205,224.50 = 1,205,224.50/x
  3. Step 3: Cross multiply
    776,571x = 1,205,224.50 × 1,205,224.50
  4. Step 4: Simplify right side
    776,571x = 1,452,566,095,400.25
  5. Step 5: Solve for x
    x = 1,452,566,095,400.25/776,571
  6. Step 6: Final answer
    x = 1,870,487.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.