Home / 1,210,013.28-1,814,596.83-356,858.64

Finding the Fourth Proportional to 1,210,013.28, 1,814,596.83 and 356,858.64

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Solution

The fourth proportional to 1,210,013.28, 1,814,596.83 and 356,858.64 is: 535,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,013.28 : 1,814,596.83 = 356,858.64 : x
  2. Step 2: Convert to fraction form
    1,210,013.28/1,814,596.83 = 356,858.64/x
  3. Step 3: Cross multiply
    1,210,013.28x = 1,814,596.83 × 356,858.64
  4. Step 4: Simplify right side
    1,210,013.28x = 647,554,556,902.11
  5. Step 5: Solve for x
    x = 647,554,556,902.11/1,210,013.28
  6. Step 6: Final answer
    x = 535,163.18

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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.