Home / 1,206,955.80-1,811,600.10-734,563.80

Finding the Fourth Proportional to 1,206,955.80, 1,811,600.10 and 734,563.80

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Solution

The fourth proportional to 1,206,955.80, 1,811,600.10 and 734,563.80 is: 1,102,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,955.80 : 1,811,600.10 = 734,563.80 : x
  2. Step 2: Convert to fraction form
    1,206,955.80/1,811,600.10 = 734,563.80/x
  3. Step 3: Cross multiply
    1,206,955.80x = 1,811,600.10 × 734,563.80
  4. Step 4: Simplify right side
    1,206,955.80x = 1,330,735,853,536.38
  5. Step 5: Solve for x
    x = 1,330,735,853,536.38/1,206,955.80
  6. Step 6: Final answer
    x = 1,102,555.58

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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.