Home / 2,043,172.22-2,819,913.98-1,558,822.19

Finding the Fourth Proportional to 2,043,172.22, 2,819,913.98 and 1,558,822.19

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Solution

The fourth proportional to 2,043,172.22, 2,819,913.98 and 1,558,822.19 is: 2,151,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,172.22 : 2,819,913.98 = 1,558,822.19 : x
  2. Step 2: Convert to fraction form
    2,043,172.22/2,819,913.98 = 1,558,822.19/x
  3. Step 3: Cross multiply
    2,043,172.22x = 2,819,913.98 × 1,558,822.19
  4. Step 4: Simplify right side
    2,043,172.22x = 4,395,744,464,021.54
  5. Step 5: Solve for x
    x = 4,395,744,464,021.54/2,043,172.22
  6. Step 6: Final answer
    x = 2,151,431.21

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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.