Home / 1,188,231.40-1,782,606.30-346,714.60

Finding the Fourth Proportional to 1,188,231.40, 1,782,606.30 and 346,714.60

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Solution

The fourth proportional to 1,188,231.40, 1,782,606.30 and 346,714.60 is: 520,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,231.40 : 1,782,606.30 = 346,714.60 : x
  2. Step 2: Convert to fraction form
    1,188,231.40/1,782,606.30 = 346,714.60/x
  3. Step 3: Cross multiply
    1,188,231.40x = 1,782,606.30 × 346,714.60
  4. Step 4: Simplify right side
    1,188,231.40x = 618,055,630,261.98
  5. Step 5: Solve for x
    x = 618,055,630,261.98/1,188,231.40
  6. Step 6: Final answer
    x = 520,147.53

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1.5x scale

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.