Home / 2,226,382.20-3,072,413.30-1,207,786.95

Finding the Fourth Proportional to 2,226,382.20, 3,072,413.30 and 1,207,786.95

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Solution

The fourth proportional to 2,226,382.20, 3,072,413.30 and 1,207,786.95 is: 1,666,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,382.20 : 3,072,413.30 = 1,207,786.95 : x
  2. Step 2: Convert to fraction form
    2,226,382.20/3,072,413.30 = 1,207,786.95/x
  3. Step 3: Cross multiply
    2,226,382.20x = 3,072,413.30 × 1,207,786.95
  4. Step 4: Simplify right side
    2,226,382.20x = 3,710,820,682,707.50
  5. Step 5: Solve for x
    x = 3,710,820,682,707.50/2,226,382.20
  6. Step 6: Final answer
    x = 1,666,749.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.