Home / 1,112,015.80-1,668,023.70-733,446.10

Finding the Fourth Proportional to 1,112,015.80, 1,668,023.70 and 733,446.10

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Solution

The fourth proportional to 1,112,015.80, 1,668,023.70 and 733,446.10 is: 1,100,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,015.80 : 1,668,023.70 = 733,446.10 : x
  2. Step 2: Convert to fraction form
    1,112,015.80/1,668,023.70 = 733,446.10/x
  3. Step 3: Cross multiply
    1,112,015.80x = 1,668,023.70 × 733,446.10
  4. Step 4: Simplify right side
    1,112,015.80x = 1,223,405,477,472.57
  5. Step 5: Solve for x
    x = 1,223,405,477,472.57/1,112,015.80
  6. Step 6: Final answer
    x = 1,100,169.15

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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.