Home / 3,601,505.51-5,401,860.35-905,831.81

Finding the Fourth Proportional to 3,601,505.51, 5,401,860.35 and 905,831.81

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Solution

The fourth proportional to 3,601,505.51, 5,401,860.35 and 905,831.81 is: 1,358,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,505.51 : 5,401,860.35 = 905,831.81 : x
  2. Step 2: Convert to fraction form
    3,601,505.51/5,401,860.35 = 905,831.81/x
  3. Step 3: Cross multiply
    3,601,505.51x = 5,401,860.35 × 905,831.81
  4. Step 4: Simplify right side
    3,601,505.51x = 4,893,176,906,669.27
  5. Step 5: Solve for x
    x = 4,893,176,906,669.27/3,601,505.51
  6. Step 6: Final answer
    x = 1,358,647.63

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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.