Home / 1,792,786.17-2,688,955.43-726,804.03

Finding the Fourth Proportional to 1,792,786.17, 2,688,955.43 and 726,804.03

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Solution

The fourth proportional to 1,792,786.17, 2,688,955.43 and 726,804.03 is: 1,090,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,786.17 : 2,688,955.43 = 726,804.03 : x
  2. Step 2: Convert to fraction form
    1,792,786.17/2,688,955.43 = 726,804.03/x
  3. Step 3: Cross multiply
    1,792,786.17x = 2,688,955.43 × 726,804.03
  4. Step 4: Simplify right side
    1,792,786.17x = 1,954,343,639,380.36
  5. Step 5: Solve for x
    x = 1,954,343,639,380.36/1,792,786.17
  6. Step 6: Final answer
    x = 1,090,115.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.