Home / 1,684,183.12-2,324,173.20-909,814.16

Finding the Fourth Proportional to 1,684,183.12, 2,324,173.20 and 909,814.16

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Solution

The fourth proportional to 1,684,183.12, 2,324,173.20 and 909,814.16 is: 1,255,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,183.12 : 2,324,173.20 = 909,814.16 : x
  2. Step 2: Convert to fraction form
    1,684,183.12/2,324,173.20 = 909,814.16/x
  3. Step 3: Cross multiply
    1,684,183.12x = 2,324,173.20 × 909,814.16
  4. Step 4: Simplify right side
    1,684,183.12x = 2,114,565,687,652.51
  5. Step 5: Solve for x
    x = 2,114,565,687,652.51/1,684,183.12
  6. Step 6: Final answer
    x = 1,255,543.81

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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.