Home / 992,704.40-1,489,056.60-893,171.60

Finding the Fourth Proportional to 992,704.40, 1,489,056.60 and 893,171.60

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Solution

The fourth proportional to 992,704.40, 1,489,056.60 and 893,171.60 is: 1,339,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,704.40 : 1,489,056.60 = 893,171.60 : x
  2. Step 2: Convert to fraction form
    992,704.40/1,489,056.60 = 893,171.60/x
  3. Step 3: Cross multiply
    992,704.40x = 1,489,056.60 × 893,171.60
  4. Step 4: Simplify right side
    992,704.40x = 1,329,983,065,912.56
  5. Step 5: Solve for x
    x = 1,329,983,065,912.56/992,704.40
  6. Step 6: Final answer
    x = 1,339,757.40

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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.