Home / 3,509,113.40-5,257,967.70-3,173,190.20

Finding the Fourth Proportional to 3,509,113.40, 5,257,967.70 and 3,173,190.20

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Solution

The fourth proportional to 3,509,113.40, 5,257,967.70 and 3,173,190.20 is: 4,754,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,113.40 : 5,257,967.70 = 3,173,190.20 : x
  2. Step 2: Convert to fraction form
    3,509,113.40/5,257,967.70 = 3,173,190.20/x
  3. Step 3: Cross multiply
    3,509,113.40x = 5,257,967.70 × 3,173,190.20
  4. Step 4: Simplify right side
    3,509,113.40x = 16,684,531,577,556.54
  5. Step 5: Solve for x
    x = 16,684,531,577,556.54/3,509,113.40
  6. Step 6: Final answer
    x = 4,754,628.78

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1.5x scale

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.