Home / 1,247,015.32-1,867,554.13-796,340.23

Finding the Fourth Proportional to 1,247,015.32, 1,867,554.13 and 796,340.23

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Solution

The fourth proportional to 1,247,015.32, 1,867,554.13 and 796,340.23 is: 1,192,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,015.32 : 1,867,554.13 = 796,340.23 : x
  2. Step 2: Convert to fraction form
    1,247,015.32/1,867,554.13 = 796,340.23/x
  3. Step 3: Cross multiply
    1,247,015.32x = 1,867,554.13 × 796,340.23
  4. Step 4: Simplify right side
    1,247,015.32x = 1,487,208,485,421.65
  5. Step 5: Solve for x
    x = 1,487,208,485,421.65/1,247,015.32
  6. Step 6: Final answer
    x = 1,192,614.45

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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.