Home / 1,013,787.09-1,399,022.51-548,640.05

Finding the Fourth Proportional to 1,013,787.09, 1,399,022.51 and 548,640.05

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Solution

The fourth proportional to 1,013,787.09, 1,399,022.51 and 548,640.05 is: 757,121.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,787.09 : 1,399,022.51 = 548,640.05 : x
  2. Step 2: Convert to fraction form
    1,013,787.09/1,399,022.51 = 548,640.05/x
  3. Step 3: Cross multiply
    1,013,787.09x = 1,399,022.51 × 548,640.05
  4. Step 4: Simplify right side
    1,013,787.09x = 767,559,770,099.21
  5. Step 5: Solve for x
    x = 767,559,770,099.21/1,013,787.09
  6. Step 6: Final answer
    x = 757,121.27

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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.