Home / 1,789,729.80-2,469,827.49-984,913.80

Finding the Fourth Proportional to 1,789,729.80, 2,469,827.49 and 984,913.80

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Solution

The fourth proportional to 1,789,729.80, 2,469,827.49 and 984,913.80 is: 1,359,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,729.80 : 2,469,827.49 = 984,913.80 : x
  2. Step 2: Convert to fraction form
    1,789,729.80/2,469,827.49 = 984,913.80/x
  3. Step 3: Cross multiply
    1,789,729.80x = 2,469,827.49 × 984,913.80
  4. Step 4: Simplify right side
    1,789,729.80x = 2,432,567,178,520.36
  5. Step 5: Solve for x
    x = 2,432,567,178,520.36/1,789,729.80
  6. Step 6: Final answer
    x = 1,359,181.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.