Home / 1,556,261.48-2,334,195.34-419,114.52

Finding the Fourth Proportional to 1,556,261.48, 2,334,195.34 and 419,114.52

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Solution

The fourth proportional to 1,556,261.48, 2,334,195.34 and 419,114.52 is: 628,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,261.48 : 2,334,195.34 = 419,114.52 : x
  2. Step 2: Convert to fraction form
    1,556,261.48/2,334,195.34 = 419,114.52/x
  3. Step 3: Cross multiply
    1,556,261.48x = 2,334,195.34 × 419,114.52
  4. Step 4: Simplify right side
    1,556,261.48x = 978,295,159,510.34
  5. Step 5: Solve for x
    x = 978,295,159,510.34/1,556,261.48
  6. Step 6: Final answer
    x = 628,618.76

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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.