Home / 1,200,049.44-1,656,485.22-690,954.72

Finding the Fourth Proportional to 1,200,049.44, 1,656,485.22 and 690,954.72

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Solution

The fourth proportional to 1,200,049.44, 1,656,485.22 and 690,954.72 is: 953,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,049.44 : 1,656,485.22 = 690,954.72 : x
  2. Step 2: Convert to fraction form
    1,200,049.44/1,656,485.22 = 690,954.72/x
  3. Step 3: Cross multiply
    1,200,049.44x = 1,656,485.22 × 690,954.72
  4. Step 4: Simplify right side
    1,200,049.44x = 1,144,556,281,369.24
  5. Step 5: Solve for x
    x = 1,144,556,281,369.24/1,200,049.44
  6. Step 6: Final answer
    x = 953,757.61

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1.5x scale

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.