Home / 1,792,794.75-2,688,968.28-726,812.61

Finding the Fourth Proportional to 1,792,794.75, 2,688,968.28 and 726,812.61

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Solution

The fourth proportional to 1,792,794.75, 2,688,968.28 and 726,812.61 is: 1,090,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,794.75 : 2,688,968.28 = 726,812.61 : x
  2. Step 2: Convert to fraction form
    1,792,794.75/2,688,968.28 = 726,812.61/x
  3. Step 3: Cross multiply
    1,792,794.75x = 2,688,968.28 × 726,812.61
  4. Step 4: Simplify right side
    1,792,794.75x = 1,954,376,050,159.95
  5. Step 5: Solve for x
    x = 1,954,376,050,159.95/1,792,794.75
  6. Step 6: Final answer
    x = 1,090,128.16

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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.