Home / 3,880,686.80-5,821,030.20-3,250,830.80

Finding the Fourth Proportional to 3,880,686.80, 5,821,030.20 and 3,250,830.80

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Solution

The fourth proportional to 3,880,686.80, 5,821,030.20 and 3,250,830.80 is: 4,876,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,686.80 : 5,821,030.20 = 3,250,830.80 : x
  2. Step 2: Convert to fraction form
    3,880,686.80/5,821,030.20 = 3,250,830.80/x
  3. Step 3: Cross multiply
    3,880,686.80x = 5,821,030.20 × 3,250,830.80
  4. Step 4: Simplify right side
    3,880,686.80x = 18,923,184,261,890.16
  5. Step 5: Solve for x
    x = 18,923,184,261,890.16/3,880,686.80
  6. Step 6: Final answer
    x = 4,876,246.20

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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.