Home / 2,133,386.77-3,200,083.23-871,214.39

Finding the Fourth Proportional to 2,133,386.77, 3,200,083.23 and 871,214.39

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Solution

The fourth proportional to 2,133,386.77, 3,200,083.23 and 871,214.39 is: 1,306,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,386.77 : 3,200,083.23 = 871,214.39 : x
  2. Step 2: Convert to fraction form
    2,133,386.77/3,200,083.23 = 871,214.39/x
  3. Step 3: Cross multiply
    2,133,386.77x = 3,200,083.23 × 871,214.39
  4. Step 4: Simplify right side
    2,133,386.77x = 2,787,958,559,173.68
  5. Step 5: Solve for x
    x = 2,787,958,559,173.68/2,133,386.77
  6. Step 6: Final answer
    x = 1,306,822.84

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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.