Home / 1,214,502.90-1,821,629.18-404,799.84

Finding the Fourth Proportional to 1,214,502.90, 1,821,629.18 and 404,799.84

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Solution

The fourth proportional to 1,214,502.90, 1,821,629.18 and 404,799.84 is: 607,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,502.90 : 1,821,629.18 = 404,799.84 : x
  2. Step 2: Convert to fraction form
    1,214,502.90/1,821,629.18 = 404,799.84/x
  3. Step 3: Cross multiply
    1,214,502.90x = 1,821,629.18 × 404,799.84
  4. Step 4: Simplify right side
    1,214,502.90x = 737,395,200,603.33
  5. Step 5: Solve for x
    x = 737,395,200,603.33/1,214,502.90
  6. Step 6: Final answer
    x = 607,158.04

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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.