Home / 2,570,512.60-3,855,768.90-1,973,315.80

Finding the Fourth Proportional to 2,570,512.60, 3,855,768.90 and 1,973,315.80

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Solution

The fourth proportional to 2,570,512.60, 3,855,768.90 and 1,973,315.80 is: 2,959,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,512.60 : 3,855,768.90 = 1,973,315.80 : x
  2. Step 2: Convert to fraction form
    2,570,512.60/3,855,768.90 = 1,973,315.80/x
  3. Step 3: Cross multiply
    2,570,512.60x = 3,855,768.90 × 1,973,315.80
  4. Step 4: Simplify right side
    2,570,512.60x = 7,608,649,691,518.62
  5. Step 5: Solve for x
    x = 7,608,649,691,518.62/2,570,512.60
  6. Step 6: Final answer
    x = 2,959,973.70

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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.