Home / 2,562,021.60-3,843,032.40-668,763.05

Finding the Fourth Proportional to 2,562,021.60, 3,843,032.40 and 668,763.05

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Solution

The fourth proportional to 2,562,021.60, 3,843,032.40 and 668,763.05 is: 1,003,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562,021.60 : 3,843,032.40 = 668,763.05 : x
  2. Step 2: Convert to fraction form
    2,562,021.60/3,843,032.40 = 668,763.05/x
  3. Step 3: Cross multiply
    2,562,021.60x = 3,843,032.40 × 668,763.05
  4. Step 4: Simplify right side
    2,562,021.60x = 2,570,078,049,857.66
  5. Step 5: Solve for x
    x = 2,570,078,049,857.66/2,562,021.60
  6. Step 6: Final answer
    x = 1,003,144.57

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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.