Home / 2,051,371.56-2,831,001.72-1,180,338.60

Finding the Fourth Proportional to 2,051,371.56, 2,831,001.72 and 1,180,338.60

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Solution

The fourth proportional to 2,051,371.56, 2,831,001.72 and 1,180,338.60 is: 1,628,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,371.56 : 2,831,001.72 = 1,180,338.60 : x
  2. Step 2: Convert to fraction form
    2,051,371.56/2,831,001.72 = 1,180,338.60/x
  3. Step 3: Cross multiply
    2,051,371.56x = 2,831,001.72 × 1,180,338.60
  4. Step 4: Simplify right side
    2,051,371.56x = 3,341,540,606,782.39
  5. Step 5: Solve for x
    x = 3,341,540,606,782.39/2,051,371.56
  6. Step 6: Final answer
    x = 1,628,929.97

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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.