Home / 1,261,089.05-1,891,950.39-362,532.42

Finding the Fourth Proportional to 1,261,089.05, 1,891,950.39 and 362,532.42

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Solution

The fourth proportional to 1,261,089.05, 1,891,950.39 and 362,532.42 is: 543,889.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,089.05 : 1,891,950.39 = 362,532.42 : x
  2. Step 2: Convert to fraction form
    1,261,089.05/1,891,950.39 = 362,532.42/x
  3. Step 3: Cross multiply
    1,261,089.05x = 1,891,950.39 × 362,532.42
  4. Step 4: Simplify right side
    1,261,089.05x = 685,893,353,406.64
  5. Step 5: Solve for x
    x = 685,893,353,406.64/1,261,089.05
  6. Step 6: Final answer
    x = 543,889.71

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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.