Home / 3,519,600.50-4,857,048.70-1,909,968.50

Finding the Fourth Proportional to 3,519,600.50, 4,857,048.70 and 1,909,968.50

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Solution

The fourth proportional to 3,519,600.50, 4,857,048.70 and 1,909,968.50 is: 2,635,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,600.50 : 4,857,048.70 = 1,909,968.50 : x
  2. Step 2: Convert to fraction form
    3,519,600.50/4,857,048.70 = 1,909,968.50/x
  3. Step 3: Cross multiply
    3,519,600.50x = 4,857,048.70 × 1,909,968.50
  4. Step 4: Simplify right side
    3,519,600.50x = 9,276,810,019,965.95
  5. Step 5: Solve for x
    x = 9,276,810,019,965.95/3,519,600.50
  6. Step 6: Final answer
    x = 2,635,756.54

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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.