Home / 1,055,198.21-1,456,200.44-647,525.21

Finding the Fourth Proportional to 1,055,198.21, 1,456,200.44 and 647,525.21

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Solution

The fourth proportional to 1,055,198.21, 1,456,200.44 and 647,525.21 is: 893,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,198.21 : 1,456,200.44 = 647,525.21 : x
  2. Step 2: Convert to fraction form
    1,055,198.21/1,456,200.44 = 647,525.21/x
  3. Step 3: Cross multiply
    1,055,198.21x = 1,456,200.44 × 647,525.21
  4. Step 4: Simplify right side
    1,055,198.21x = 942,926,492,475.47
  5. Step 5: Solve for x
    x = 942,926,492,475.47/1,055,198.21
  6. Step 6: Final answer
    x = 893,601.30

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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.