Home / 5,192,003.60-7,788,005.40-3,400,413.20

Finding the Fourth Proportional to 5,192,003.60, 7,788,005.40 and 3,400,413.20

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Solution

The fourth proportional to 5,192,003.60, 7,788,005.40 and 3,400,413.20 is: 5,100,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,003.60 : 7,788,005.40 = 3,400,413.20 : x
  2. Step 2: Convert to fraction form
    5,192,003.60/7,788,005.40 = 3,400,413.20/x
  3. Step 3: Cross multiply
    5,192,003.60x = 7,788,005.40 × 3,400,413.20
  4. Step 4: Simplify right side
    5,192,003.60x = 26,482,436,363,831.28
  5. Step 5: Solve for x
    x = 26,482,436,363,831.28/5,192,003.60
  6. Step 6: Final answer
    x = 5,100,619.80

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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.