Home / 2,021,143.40-3,032,136.30-673,724.60

Finding the Fourth Proportional to 2,021,143.40, 3,032,136.30 and 673,724.60

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Solution

The fourth proportional to 2,021,143.40, 3,032,136.30 and 673,724.60 is: 1,010,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,143.40 : 3,032,136.30 = 673,724.60 : x
  2. Step 2: Convert to fraction form
    2,021,143.40/3,032,136.30 = 673,724.60/x
  3. Step 3: Cross multiply
    2,021,143.40x = 3,032,136.30 × 673,724.60
  4. Step 4: Simplify right side
    2,021,143.40x = 2,042,824,815,862.98
  5. Step 5: Solve for x
    x = 2,042,824,815,862.98/2,021,143.40
  6. Step 6: Final answer
    x = 1,010,727.30

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Similar ratio
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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.