Home / 1,801,448.40-2,485,980.36-996,638.16

Finding the Fourth Proportional to 1,801,448.40, 2,485,980.36 and 996,638.16

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Solution

The fourth proportional to 1,801,448.40, 2,485,980.36 and 996,638.16 is: 1,375,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,448.40 : 2,485,980.36 = 996,638.16 : x
  2. Step 2: Convert to fraction form
    1,801,448.40/2,485,980.36 = 996,638.16/x
  3. Step 3: Cross multiply
    1,801,448.40x = 2,485,980.36 × 996,638.16
  4. Step 4: Simplify right side
    1,801,448.40x = 2,477,622,891,786.54
  5. Step 5: Solve for x
    x = 2,477,622,891,786.54/1,801,448.40
  6. Step 6: Final answer
    x = 1,375,350.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.