Home / 1,821,842.90-2,730,935.46-622,945.29

Finding the Fourth Proportional to 1,821,842.90, 2,730,935.46 and 622,945.29

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Solution

The fourth proportional to 1,821,842.90, 2,730,935.46 and 622,945.29 is: 933,792.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,842.90 : 2,730,935.46 = 622,945.29 : x
  2. Step 2: Convert to fraction form
    1,821,842.90/2,730,935.46 = 622,945.29/x
  3. Step 3: Cross multiply
    1,821,842.90x = 2,730,935.46 × 622,945.29
  4. Step 4: Simplify right side
    1,821,842.90x = 1,701,223,382,100.98
  5. Step 5: Solve for x
    x = 1,701,223,382,100.98/1,821,842.90
  6. Step 6: Final answer
    x = 933,792.58

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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.