Home / 1,603,240.58-2,212,383.79-877,947.55

Finding the Fourth Proportional to 1,603,240.58, 2,212,383.79 and 877,947.55

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Solution

The fourth proportional to 1,603,240.58, 2,212,383.79 and 877,947.55 is: 1,211,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,240.58 : 2,212,383.79 = 877,947.55 : x
  2. Step 2: Convert to fraction form
    1,603,240.58/2,212,383.79 = 877,947.55/x
  3. Step 3: Cross multiply
    1,603,240.58x = 2,212,383.79 × 877,947.55
  4. Step 4: Simplify right side
    1,603,240.58x = 1,942,356,928,090.21
  5. Step 5: Solve for x
    x = 1,942,356,928,090.21/1,603,240.58
  6. Step 6: Final answer
    x = 1,211,519.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.