Home / 1,476,629.40-2,215,980.90-635,784.60

Finding the Fourth Proportional to 1,476,629.40, 2,215,980.90 and 635,784.60

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Solution

The fourth proportional to 1,476,629.40, 2,215,980.90 and 635,784.60 is: 954,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,629.40 : 2,215,980.90 = 635,784.60 : x
  2. Step 2: Convert to fraction form
    1,476,629.40/2,215,980.90 = 635,784.60/x
  3. Step 3: Cross multiply
    1,476,629.40x = 2,215,980.90 × 635,784.60
  4. Step 4: Simplify right side
    1,476,629.40x = 1,408,886,530,114.14
  5. Step 5: Solve for x
    x = 1,408,886,530,114.14/1,476,629.40
  6. Step 6: Final answer
    x = 954,123.31

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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.