Home / 1,966,435.52-2,713,939.67-1,107,163.22

Finding the Fourth Proportional to 1,966,435.52, 2,713,939.67 and 1,107,163.22

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Solution

The fourth proportional to 1,966,435.52, 2,713,939.67 and 1,107,163.22 is: 1,528,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,435.52 : 2,713,939.67 = 1,107,163.22 : x
  2. Step 2: Convert to fraction form
    1,966,435.52/2,713,939.67 = 1,107,163.22/x
  3. Step 3: Cross multiply
    1,966,435.52x = 2,713,939.67 × 1,107,163.22
  4. Step 4: Simplify right side
    1,966,435.52x = 3,004,774,183,922.94
  5. Step 5: Solve for x
    x = 3,004,774,183,922.94/1,966,435.52
  6. Step 6: Final answer
    x = 1,528,030.87

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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.