Home / 1,137,192.67-1,568,668.03-734,784.67

Finding the Fourth Proportional to 1,137,192.67, 1,568,668.03 and 734,784.67

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Solution

The fourth proportional to 1,137,192.67, 1,568,668.03 and 734,784.67 is: 1,013,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,192.67 : 1,568,668.03 = 734,784.67 : x
  2. Step 2: Convert to fraction form
    1,137,192.67/1,568,668.03 = 734,784.67/x
  3. Step 3: Cross multiply
    1,137,192.67x = 1,568,668.03 × 734,784.67
  4. Step 4: Simplify right side
    1,137,192.67x = 1,152,633,220,763.10
  5. Step 5: Solve for x
    x = 1,152,633,220,763.10/1,137,192.67
  6. Step 6: Final answer
    x = 1,013,577.78

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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.