Home / 1,615,043.40-2,419,576.20-941,447.40

Finding the Fourth Proportional to 1,615,043.40, 2,419,576.20 and 941,447.40

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Solution

The fourth proportional to 1,615,043.40, 2,419,576.20 and 941,447.40 is: 1,410,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,043.40 : 2,419,576.20 = 941,447.40 : x
  2. Step 2: Convert to fraction form
    1,615,043.40/2,419,576.20 = 941,447.40/x
  3. Step 3: Cross multiply
    1,615,043.40x = 2,419,576.20 × 941,447.40
  4. Step 4: Simplify right side
    1,615,043.40x = 2,277,903,722,591.88
  5. Step 5: Solve for x
    x = 2,277,903,722,591.88/1,615,043.40
  6. Step 6: Final answer
    x = 1,410,428.80

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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.