Home / 2,790,410.40-4,186,004.40-1,192,960.80

Finding the Fourth Proportional to 2,790,410.40, 4,186,004.40 and 1,192,960.80

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Solution

The fourth proportional to 2,790,410.40, 4,186,004.40 and 1,192,960.80 is: 1,789,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,410.40 : 4,186,004.40 = 1,192,960.80 : x
  2. Step 2: Convert to fraction form
    2,790,410.40/4,186,004.40 = 1,192,960.80/x
  3. Step 3: Cross multiply
    2,790,410.40x = 4,186,004.40 × 1,192,960.80
  4. Step 4: Simplify right side
    2,790,410.40x = 4,993,739,157,827.52
  5. Step 5: Solve for x
    x = 4,993,739,157,827.52/2,790,410.40
  6. Step 6: Final answer
    x = 1,789,607.42

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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.