Home / 2,968,148.80-4,452,223.20-724,286.80

Finding the Fourth Proportional to 2,968,148.80, 4,452,223.20 and 724,286.80

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Solution

The fourth proportional to 2,968,148.80, 4,452,223.20 and 724,286.80 is: 1,086,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,148.80 : 4,452,223.20 = 724,286.80 : x
  2. Step 2: Convert to fraction form
    2,968,148.80/4,452,223.20 = 724,286.80/x
  3. Step 3: Cross multiply
    2,968,148.80x = 4,452,223.20 × 724,286.80
  4. Step 4: Simplify right side
    2,968,148.80x = 3,224,686,494,413.76
  5. Step 5: Solve for x
    x = 3,224,686,494,413.76/2,968,148.80
  6. Step 6: Final answer
    x = 1,086,430.20

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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.