Home / 1,789,689.20-2,469,771.48-984,873.20

Finding the Fourth Proportional to 1,789,689.20, 2,469,771.48 and 984,873.20

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Solution

The fourth proportional to 1,789,689.20, 2,469,771.48 and 984,873.20 is: 1,359,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,689.20 : 2,469,771.48 = 984,873.20 : x
  2. Step 2: Convert to fraction form
    1,789,689.20/2,469,771.48 = 984,873.20/x
  3. Step 3: Cross multiply
    1,789,689.20x = 2,469,771.48 × 984,873.20
  4. Step 4: Simplify right side
    1,789,689.20x = 2,432,411,728,427.48
  5. Step 5: Solve for x
    x = 2,432,411,728,427.48/1,789,689.20
  6. Step 6: Final answer
    x = 1,359,125.22

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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.