Home / 1,444,438.38-1,993,968.72-954,702.87

Finding the Fourth Proportional to 1,444,438.38, 1,993,968.72 and 954,702.87

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Solution

The fourth proportional to 1,444,438.38, 1,993,968.72 and 954,702.87 is: 1,317,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,438.38 : 1,993,968.72 = 954,702.87 : x
  2. Step 2: Convert to fraction form
    1,444,438.38/1,993,968.72 = 954,702.87/x
  3. Step 3: Cross multiply
    1,444,438.38x = 1,993,968.72 × 954,702.87
  4. Step 4: Simplify right side
    1,444,438.38x = 1,903,647,659,674.23
  5. Step 5: Solve for x
    x = 1,903,647,659,674.23/1,444,438.38
  6. Step 6: Final answer
    x = 1,317,915.45

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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.