Home / 4,826,413.80-7,239,102.30-1,280,557.80

Finding the Fourth Proportional to 4,826,413.80, 7,239,102.30 and 1,280,557.80

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Solution

The fourth proportional to 4,826,413.80, 7,239,102.30 and 1,280,557.80 is: 1,920,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826,413.80 : 7,239,102.30 = 1,280,557.80 : x
  2. Step 2: Convert to fraction form
    4,826,413.80/7,239,102.30 = 1,280,557.80/x
  3. Step 3: Cross multiply
    4,826,413.80x = 7,239,102.30 × 1,280,557.80
  4. Step 4: Simplify right side
    4,826,413.80x = 9,270,088,915,262.94
  5. Step 5: Solve for x
    x = 9,270,088,915,262.94/4,826,413.80
  6. Step 6: Final answer
    x = 1,920,699.16

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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.