Home / 1,104,657.68-1,524,413.08-621,222.68

Finding the Fourth Proportional to 1,104,657.68, 1,524,413.08 and 621,222.68

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Solution

The fourth proportional to 1,104,657.68, 1,524,413.08 and 621,222.68 is: 857,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,657.68 : 1,524,413.08 = 621,222.68 : x
  2. Step 2: Convert to fraction form
    1,104,657.68/1,524,413.08 = 621,222.68/x
  3. Step 3: Cross multiply
    1,104,657.68x = 1,524,413.08 × 621,222.68
  4. Step 4: Simplify right side
    1,104,657.68x = 946,999,978,984.66
  5. Step 5: Solve for x
    x = 946,999,978,984.66/1,104,657.68
  6. Step 6: Final answer
    x = 857,279.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.