Home / 1,792,540.20-2,688,032.70-727,228.20

Finding the Fourth Proportional to 1,792,540.20, 2,688,032.70 and 727,228.20

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Solution

The fourth proportional to 1,792,540.20, 2,688,032.70 and 727,228.20 is: 1,090,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,540.20 : 2,688,032.70 = 727,228.20 : x
  2. Step 2: Convert to fraction form
    1,792,540.20/2,688,032.70 = 727,228.20/x
  3. Step 3: Cross multiply
    1,792,540.20x = 2,688,032.70 × 727,228.20
  4. Step 4: Simplify right side
    1,792,540.20x = 1,954,813,181,962.14
  5. Step 5: Solve for x
    x = 1,954,813,181,962.14/1,792,540.20
  6. Step 6: Final answer
    x = 1,090,526.83

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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.