Home / 1,224,009.80-1,834,751.10-550,413.80

Finding the Fourth Proportional to 1,224,009.80, 1,834,751.10 and 550,413.80

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Solution

The fourth proportional to 1,224,009.80, 1,834,751.10 and 550,413.80 is: 825,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,009.80 : 1,834,751.10 = 550,413.80 : x
  2. Step 2: Convert to fraction form
    1,224,009.80/1,834,751.10 = 550,413.80/x
  3. Step 3: Cross multiply
    1,224,009.80x = 1,834,751.10 × 550,413.80
  4. Step 4: Simplify right side
    1,224,009.80x = 1,009,872,325,005.18
  5. Step 5: Solve for x
    x = 1,009,872,325,005.18/1,224,009.80
  6. Step 6: Final answer
    x = 825,052.48

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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.