Home / 2,176,413.20-3,264,619.80-1,616,541.20

Finding the Fourth Proportional to 2,176,413.20, 3,264,619.80 and 1,616,541.20

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Solution

The fourth proportional to 2,176,413.20, 3,264,619.80 and 1,616,541.20 is: 2,424,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,413.20 : 3,264,619.80 = 1,616,541.20 : x
  2. Step 2: Convert to fraction form
    2,176,413.20/3,264,619.80 = 1,616,541.20/x
  3. Step 3: Cross multiply
    2,176,413.20x = 3,264,619.80 × 1,616,541.20
  4. Step 4: Simplify right side
    2,176,413.20x = 5,277,392,409,035.76
  5. Step 5: Solve for x
    x = 5,277,392,409,035.76/2,176,413.20
  6. Step 6: Final answer
    x = 2,424,811.80

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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.