Home / 1,574,121.35-2,361,678.21-1,196,847.38

Finding the Fourth Proportional to 1,574,121.35, 2,361,678.21 and 1,196,847.38

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Solution

The fourth proportional to 1,574,121.35, 2,361,678.21 and 1,196,847.38 is: 1,795,648.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,121.35 : 2,361,678.21 = 1,196,847.38 : x
  2. Step 2: Convert to fraction form
    1,574,121.35/2,361,678.21 = 1,196,847.38/x
  3. Step 3: Cross multiply
    1,574,121.35x = 2,361,678.21 × 1,196,847.38
  4. Step 4: Simplify right side
    1,574,121.35x = 2,826,568,378,041.59
  5. Step 5: Solve for x
    x = 2,826,568,378,041.59/1,574,121.35
  6. Step 6: Final answer
    x = 1,795,648.33

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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.