Home / 1,966,500.38-2,713,821.27-1,107,091.40

Finding the Fourth Proportional to 1,966,500.38, 2,713,821.27 and 1,107,091.40

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Solution

The fourth proportional to 1,966,500.38, 2,713,821.27 and 1,107,091.40 is: 1,527,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,500.38 : 2,713,821.27 = 1,107,091.40 : x
  2. Step 2: Convert to fraction form
    1,966,500.38/2,713,821.27 = 1,107,091.40/x
  3. Step 3: Cross multiply
    1,966,500.38x = 2,713,821.27 × 1,107,091.40
  4. Step 4: Simplify right side
    1,966,500.38x = 3,004,448,171,433.38
  5. Step 5: Solve for x
    x = 3,004,448,171,433.38/1,966,500.38
  6. Step 6: Final answer
    x = 1,527,814.69

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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.