Home / 1,296,013.40-1,941,395.70-734,391.80

Finding the Fourth Proportional to 1,296,013.40, 1,941,395.70 and 734,391.80

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Solution

The fourth proportional to 1,296,013.40, 1,941,395.70 and 734,391.80 is: 1,100,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,013.40 : 1,941,395.70 = 734,391.80 : x
  2. Step 2: Convert to fraction form
    1,296,013.40/1,941,395.70 = 734,391.80/x
  3. Step 3: Cross multiply
    1,296,013.40x = 1,941,395.70 × 734,391.80
  4. Step 4: Simplify right side
    1,296,013.40x = 1,425,745,082,635.26
  5. Step 5: Solve for x
    x = 1,425,745,082,635.26/1,296,013.40
  6. Step 6: Final answer
    x = 1,100,100.57

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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.