Home / 1,816,518.37-2,723,831.45-856,716.26

Finding the Fourth Proportional to 1,816,518.37, 2,723,831.45 and 856,716.26

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Solution

The fourth proportional to 1,816,518.37, 2,723,831.45 and 856,716.26 is: 1,284,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,518.37 : 2,723,831.45 = 856,716.26 : x
  2. Step 2: Convert to fraction form
    1,816,518.37/2,723,831.45 = 856,716.26/x
  3. Step 3: Cross multiply
    1,816,518.37x = 2,723,831.45 × 856,716.26
  4. Step 4: Simplify right side
    1,816,518.37x = 2,333,550,674,811.64
  5. Step 5: Solve for x
    x = 2,333,550,674,811.64/1,816,518.37
  6. Step 6: Final answer
    x = 1,284,628.17

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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.