Home / 3,556,212-5,334,786.72-1,159,216.80

Finding the Fourth Proportional to 3,556,212, 5,334,786.72 and 1,159,216.80

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Solution

The fourth proportional to 3,556,212, 5,334,786.72 and 1,159,216.80 is: 1,738,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,212 : 5,334,786.72 = 1,159,216.80 : x
  2. Step 2: Convert to fraction form
    3,556,212/5,334,786.72 = 1,159,216.80/x
  3. Step 3: Cross multiply
    3,556,212x = 5,334,786.72 × 1,159,216.80
  4. Step 4: Simplify right side
    3,556,212x = 6,184,174,390,240.90
  5. Step 5: Solve for x
    x = 6,184,174,390,240.90/3,556,212
  6. Step 6: Final answer
    x = 1,738,977.99

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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.