Home / 2,784,372.80-4,176,559.20-1,944,564.80

Finding the Fourth Proportional to 2,784,372.80, 4,176,559.20 and 1,944,564.80

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Solution

The fourth proportional to 2,784,372.80, 4,176,559.20 and 1,944,564.80 is: 2,916,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,372.80 : 4,176,559.20 = 1,944,564.80 : x
  2. Step 2: Convert to fraction form
    2,784,372.80/4,176,559.20 = 1,944,564.80/x
  3. Step 3: Cross multiply
    2,784,372.80x = 4,176,559.20 × 1,944,564.80
  4. Step 4: Simplify right side
    2,784,372.80x = 8,121,590,005,436.16
  5. Step 5: Solve for x
    x = 8,121,590,005,436.16/2,784,372.80
  6. Step 6: Final answer
    x = 2,916,847.20

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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.