Home / 2,058,284.80-3,084,802.80-991,028.80

Finding the Fourth Proportional to 2,058,284.80, 3,084,802.80 and 991,028.80

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Solution

The fourth proportional to 2,058,284.80, 3,084,802.80 and 991,028.80 is: 1,485,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,284.80 : 3,084,802.80 = 991,028.80 : x
  2. Step 2: Convert to fraction form
    2,058,284.80/3,084,802.80 = 991,028.80/x
  3. Step 3: Cross multiply
    2,058,284.80x = 3,084,802.80 × 991,028.80
  4. Step 4: Simplify right side
    2,058,284.80x = 3,057,128,417,120.64
  5. Step 5: Solve for x
    x = 3,057,128,417,120.64/2,058,284.80
  6. Step 6: Final answer
    x = 1,485,279.60

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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.