Home / 2,769,117.68-3,821,574.14-1,545,661.28

Finding the Fourth Proportional to 2,769,117.68, 3,821,574.14 and 1,545,661.28

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Solution

The fourth proportional to 2,769,117.68, 3,821,574.14 and 1,545,661.28 is: 2,133,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,117.68 : 3,821,574.14 = 1,545,661.28 : x
  2. Step 2: Convert to fraction form
    2,769,117.68/3,821,574.14 = 1,545,661.28/x
  3. Step 3: Cross multiply
    2,769,117.68x = 3,821,574.14 × 1,545,661.28
  4. Step 4: Simplify right side
    2,769,117.68x = 5,906,859,150,011.12
  5. Step 5: Solve for x
    x = 5,906,859,150,011.12/2,769,117.68
  6. Step 6: Final answer
    x = 2,133,119.59

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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.