Home / 1,685,247.40-2,325,669.06-1,006,243.24

Finding the Fourth Proportional to 1,685,247.40, 2,325,669.06 and 1,006,243.24

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Solution

The fourth proportional to 1,685,247.40, 2,325,669.06 and 1,006,243.24 is: 1,388,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,247.40 : 2,325,669.06 = 1,006,243.24 : x
  2. Step 2: Convert to fraction form
    1,685,247.40/2,325,669.06 = 1,006,243.24/x
  3. Step 3: Cross multiply
    1,685,247.40x = 2,325,669.06 × 1,006,243.24
  4. Step 4: Simplify right side
    1,685,247.40x = 2,340,188,770,102.15
  5. Step 5: Solve for x
    x = 2,340,188,770,102.15/1,685,247.40
  6. Step 6: Final answer
    x = 1,388,632.18

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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.