Home / 984,910.80-1,477,366.20-669,982.80

Finding the Fourth Proportional to 984,910.80, 1,477,366.20 and 669,982.80

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Solution

The fourth proportional to 984,910.80, 1,477,366.20 and 669,982.80 is: 1,004,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,910.80 : 1,477,366.20 = 669,982.80 : x
  2. Step 2: Convert to fraction form
    984,910.80/1,477,366.20 = 669,982.80/x
  3. Step 3: Cross multiply
    984,910.80x = 1,477,366.20 × 669,982.80
  4. Step 4: Simplify right side
    984,910.80x = 989,809,943,301.36
  5. Step 5: Solve for x
    x = 989,809,943,301.36/984,910.80
  6. Step 6: Final answer
    x = 1,004,974.20

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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.