Home / 2,456,413.30-3,684,619.95-858,809.80

Finding the Fourth Proportional to 2,456,413.30, 3,684,619.95 and 858,809.80

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Solution

The fourth proportional to 2,456,413.30, 3,684,619.95 and 858,809.80 is: 1,288,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456,413.30 : 3,684,619.95 = 858,809.80 : x
  2. Step 2: Convert to fraction form
    2,456,413.30/3,684,619.95 = 858,809.80/x
  3. Step 3: Cross multiply
    2,456,413.30x = 3,684,619.95 × 858,809.80
  4. Step 4: Simplify right side
    2,456,413.30x = 3,164,387,722,335.51
  5. Step 5: Solve for x
    x = 3,164,387,722,335.51/2,456,413.30
  6. Step 6: Final answer
    x = 1,288,214.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.