Home / 1,618,396.66-2,233,228.38-893,197.55

Finding the Fourth Proportional to 1,618,396.66, 2,233,228.38 and 893,197.55

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Solution

The fourth proportional to 1,618,396.66, 2,233,228.38 and 893,197.55 is: 1,232,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,396.66 : 2,233,228.38 = 893,197.55 : x
  2. Step 2: Convert to fraction form
    1,618,396.66/2,233,228.38 = 893,197.55/x
  3. Step 3: Cross multiply
    1,618,396.66x = 2,233,228.38 × 893,197.55
  4. Step 4: Simplify right side
    1,618,396.66x = 1,994,714,117,606.47
  5. Step 5: Solve for x
    x = 1,994,714,117,606.47/1,618,396.66
  6. Step 6: Final answer
    x = 1,232,524.86

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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.