Home / 1,304,384.40-1,956,576.60-879,231.60

Finding the Fourth Proportional to 1,304,384.40, 1,956,576.60 and 879,231.60

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Solution

The fourth proportional to 1,304,384.40, 1,956,576.60 and 879,231.60 is: 1,318,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,384.40 : 1,956,576.60 = 879,231.60 : x
  2. Step 2: Convert to fraction form
    1,304,384.40/1,956,576.60 = 879,231.60/x
  3. Step 3: Cross multiply
    1,304,384.40x = 1,956,576.60 × 879,231.60
  4. Step 4: Simplify right side
    1,304,384.40x = 1,720,283,974,540.56
  5. Step 5: Solve for x
    x = 1,720,283,974,540.56/1,304,384.40
  6. Step 6: Final answer
    x = 1,318,847.40

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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.