Home / 1,476,758.40-2,215,137.60-1,122,464.40

Finding the Fourth Proportional to 1,476,758.40, 2,215,137.60 and 1,122,464.40

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Solution

The fourth proportional to 1,476,758.40, 2,215,137.60 and 1,122,464.40 is: 1,683,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,758.40 : 2,215,137.60 = 1,122,464.40 : x
  2. Step 2: Convert to fraction form
    1,476,758.40/2,215,137.60 = 1,122,464.40/x
  3. Step 3: Cross multiply
    1,476,758.40x = 2,215,137.60 × 1,122,464.40
  4. Step 4: Simplify right side
    1,476,758.40x = 2,486,413,097,101.44
  5. Step 5: Solve for x
    x = 2,486,413,097,101.44/1,476,758.40
  6. Step 6: Final answer
    x = 1,683,696.60

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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.