Home / 2,021,683.25-2,790,036.60-1,103,997.80

Finding the Fourth Proportional to 2,021,683.25, 2,790,036.60 and 1,103,997.80

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Solution

The fourth proportional to 2,021,683.25, 2,790,036.60 and 1,103,997.80 is: 1,523,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,683.25 : 2,790,036.60 = 1,103,997.80 : x
  2. Step 2: Convert to fraction form
    2,021,683.25/2,790,036.60 = 1,103,997.80/x
  3. Step 3: Cross multiply
    2,021,683.25x = 2,790,036.60 × 1,103,997.80
  4. Step 4: Simplify right side
    2,021,683.25x = 3,080,194,271,154.58
  5. Step 5: Solve for x
    x = 3,080,194,271,154.58/2,021,683.25
  6. Step 6: Final answer
    x = 1,523,579.06

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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.