Home / 1,965,624.71-2,712,673.76-1,180,930.64

Finding the Fourth Proportional to 1,965,624.71, 2,712,673.76 and 1,180,930.64

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Solution

The fourth proportional to 1,965,624.71, 2,712,673.76 and 1,180,930.64 is: 1,629,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,624.71 : 2,712,673.76 = 1,180,930.64 : x
  2. Step 2: Convert to fraction form
    1,965,624.71/2,712,673.76 = 1,180,930.64/x
  3. Step 3: Cross multiply
    1,965,624.71x = 2,712,673.76 × 1,180,930.64
  4. Step 4: Simplify right side
    1,965,624.71x = 3,203,479,540,039.98
  5. Step 5: Solve for x
    x = 3,203,479,540,039.98/1,965,624.71
  6. Step 6: Final answer
    x = 1,629,751.36

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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.