Home / 2,831,556-3,907,581.60-1,542,407.04

Finding the Fourth Proportional to 2,831,556, 3,907,581.60 and 1,542,407.04

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Solution

The fourth proportional to 2,831,556, 3,907,581.60 and 1,542,407.04 is: 2,128,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,556 : 3,907,581.60 = 1,542,407.04 : x
  2. Step 2: Convert to fraction form
    2,831,556/3,907,581.60 = 1,542,407.04/x
  3. Step 3: Cross multiply
    2,831,556x = 3,907,581.60 × 1,542,407.04
  4. Step 4: Simplify right side
    2,831,556x = 6,027,081,369,214.46
  5. Step 5: Solve for x
    x = 6,027,081,369,214.46/2,831,556
  6. Step 6: Final answer
    x = 2,128,540.41

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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.