Home / 3,059,415.71-4,222,002.09-1,682,900.45

Finding the Fourth Proportional to 3,059,415.71, 4,222,002.09 and 1,682,900.45

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Solution

The fourth proportional to 3,059,415.71, 4,222,002.09 and 1,682,900.45 is: 2,322,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,415.71 : 4,222,002.09 = 1,682,900.45 : x
  2. Step 2: Convert to fraction form
    3,059,415.71/4,222,002.09 = 1,682,900.45/x
  3. Step 3: Cross multiply
    3,059,415.71x = 4,222,002.09 × 1,682,900.45
  4. Step 4: Simplify right side
    3,059,415.71x = 7,105,209,217,161.94
  5. Step 5: Solve for x
    x = 7,105,209,217,161.94/3,059,415.71
  6. Step 6: Final answer
    x = 2,322,407.25

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1.5x scale

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.