Home / 1,789,732.40-2,469,831.12-984,916.40

Finding the Fourth Proportional to 1,789,732.40, 2,469,831.12 and 984,916.40

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Solution

The fourth proportional to 1,789,732.40, 2,469,831.12 and 984,916.40 is: 1,359,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,732.40 : 2,469,831.12 = 984,916.40 : x
  2. Step 2: Convert to fraction form
    1,789,732.40/2,469,831.12 = 984,916.40/x
  3. Step 3: Cross multiply
    1,789,732.40x = 2,469,831.12 × 984,916.40
  4. Step 4: Simplify right side
    1,789,732.40x = 2,432,577,175,318.37
  5. Step 5: Solve for x
    x = 2,432,577,175,318.37/1,789,732.40
  6. Step 6: Final answer
    x = 1,359,184.86

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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.