Home / 1,743,405.16-2,405,683.92-1,008,485.68

Finding the Fourth Proportional to 1,743,405.16, 2,405,683.92 and 1,008,485.68

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Solution

The fourth proportional to 1,743,405.16, 2,405,683.92 and 1,008,485.68 is: 1,391,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,405.16 : 2,405,683.92 = 1,008,485.68 : x
  2. Step 2: Convert to fraction form
    1,743,405.16/2,405,683.92 = 1,008,485.68/x
  3. Step 3: Cross multiply
    1,743,405.16x = 2,405,683.92 × 1,008,485.68
  4. Step 4: Simplify right side
    1,743,405.16x = 2,426,097,783,926.27
  5. Step 5: Solve for x
    x = 2,426,097,783,926.27/1,743,405.16
  6. Step 6: Final answer
    x = 1,391,585.75

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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.