Home / 1,789,729.67-2,469,827.31-984,913.67

Finding the Fourth Proportional to 1,789,729.67, 2,469,827.31 and 984,913.67

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Solution

The fourth proportional to 1,789,729.67, 2,469,827.31 and 984,913.67 is: 1,359,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,729.67 : 2,469,827.31 = 984,913.67 : x
  2. Step 2: Convert to fraction form
    1,789,729.67/2,469,827.31 = 984,913.67/x
  3. Step 3: Cross multiply
    1,789,729.67x = 2,469,827.31 × 984,913.67
  4. Step 4: Simplify right side
    1,789,729.67x = 2,432,566,680,158.33
  5. Step 5: Solve for x
    x = 2,432,566,680,158.33/1,789,729.67
  6. Step 6: Final answer
    x = 1,359,181.07

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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.