Home / 2,099,823-2,898,651.45-1,411,893.60

Finding the Fourth Proportional to 2,099,823, 2,898,651.45 and 1,411,893.60

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Solution

The fourth proportional to 2,099,823, 2,898,651.45 and 1,411,893.60 is: 1,949,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,823 : 2,898,651.45 = 1,411,893.60 : x
  2. Step 2: Convert to fraction form
    2,099,823/2,898,651.45 = 1,411,893.60/x
  3. Step 3: Cross multiply
    2,099,823x = 2,898,651.45 × 1,411,893.60
  4. Step 4: Simplify right side
    2,099,823x = 4,092,587,430,885.72
  5. Step 5: Solve for x
    x = 4,092,587,430,885.72/2,099,823
  6. Step 6: Final answer
    x = 1,949,015.43

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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.