Home / 1,346,408.21-2,019,606.82-547,683.05

Finding the Fourth Proportional to 1,346,408.21, 2,019,606.82 and 547,683.05

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Solution

The fourth proportional to 1,346,408.21, 2,019,606.82 and 547,683.05 is: 821,522.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,408.21 : 2,019,606.82 = 547,683.05 : x
  2. Step 2: Convert to fraction form
    1,346,408.21/2,019,606.82 = 547,683.05/x
  3. Step 3: Cross multiply
    1,346,408.21x = 2,019,606.82 × 547,683.05
  4. Step 4: Simplify right side
    1,346,408.21x = 1,106,104,422,978.40
  5. Step 5: Solve for x
    x = 1,106,104,422,978.40/1,346,408.21
  6. Step 6: Final answer
    x = 821,522.34

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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.