Home / 994,069.80-1,491,104.70-917,087.40

Finding the Fourth Proportional to 994,069.80, 1,491,104.70 and 917,087.40

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Solution

The fourth proportional to 994,069.80, 1,491,104.70 and 917,087.40 is: 1,375,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,069.80 : 1,491,104.70 = 917,087.40 : x
  2. Step 2: Convert to fraction form
    994,069.80/1,491,104.70 = 917,087.40/x
  3. Step 3: Cross multiply
    994,069.80x = 1,491,104.70 × 917,087.40
  4. Step 4: Simplify right side
    994,069.80x = 1,367,473,332,450.78
  5. Step 5: Solve for x
    x = 1,367,473,332,450.78/994,069.80
  6. Step 6: Final answer
    x = 1,375,631.10

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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.