Home / 1,217,942.19-1,823,273.41-736,713.65

Finding the Fourth Proportional to 1,217,942.19, 1,823,273.41 and 736,713.65

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Solution

The fourth proportional to 1,217,942.19, 1,823,273.41 and 736,713.65 is: 1,102,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,942.19 : 1,823,273.41 = 736,713.65 : x
  2. Step 2: Convert to fraction form
    1,217,942.19/1,823,273.41 = 736,713.65/x
  3. Step 3: Cross multiply
    1,217,942.19x = 1,823,273.41 × 736,713.65
  4. Step 4: Simplify right side
    1,217,942.19x = 1,343,230,410,670.83
  5. Step 5: Solve for x
    x = 1,343,230,410,670.83/1,217,942.19
  6. Step 6: Final answer
    x = 1,102,868.77

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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.