Home / 1,311,219.35-1,965,294.37-501,073.28

Finding the Fourth Proportional to 1,311,219.35, 1,965,294.37 and 501,073.28

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Solution

The fourth proportional to 1,311,219.35, 1,965,294.37 and 501,073.28 is: 751,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,219.35 : 1,965,294.37 = 501,073.28 : x
  2. Step 2: Convert to fraction form
    1,311,219.35/1,965,294.37 = 501,073.28/x
  3. Step 3: Cross multiply
    1,311,219.35x = 1,965,294.37 × 501,073.28
  4. Step 4: Simplify right side
    1,311,219.35x = 984,756,496,141.43
  5. Step 5: Solve for x
    x = 984,756,496,141.43/1,311,219.35
  6. Step 6: Final answer
    x = 751,023.46

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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.