Home / 2,431,886.80-3,647,830.20-1,872,014.80

Finding the Fourth Proportional to 2,431,886.80, 3,647,830.20 and 1,872,014.80

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Solution

The fourth proportional to 2,431,886.80, 3,647,830.20 and 1,872,014.80 is: 2,808,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,886.80 : 3,647,830.20 = 1,872,014.80 : x
  2. Step 2: Convert to fraction form
    2,431,886.80/3,647,830.20 = 1,872,014.80/x
  3. Step 3: Cross multiply
    2,431,886.80x = 3,647,830.20 × 1,872,014.80
  4. Step 4: Simplify right side
    2,431,886.80x = 6,828,792,122,286.96
  5. Step 5: Solve for x
    x = 6,828,792,122,286.96/2,431,886.80
  6. Step 6: Final answer
    x = 2,808,022.20

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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.