Home / 1,197,923.82-1,653,112.69-681,666.27

Finding the Fourth Proportional to 1,197,923.82, 1,653,112.69 and 681,666.27

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Solution

The fourth proportional to 1,197,923.82, 1,653,112.69 and 681,666.27 is: 940,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,923.82 : 1,653,112.69 = 681,666.27 : x
  2. Step 2: Convert to fraction form
    1,197,923.82/1,653,112.69 = 681,666.27/x
  3. Step 3: Cross multiply
    1,197,923.82x = 1,653,112.69 × 681,666.27
  4. Step 4: Simplify right side
    1,197,923.82x = 1,126,871,161,281.97
  5. Step 5: Solve for x
    x = 1,126,871,161,281.97/1,197,923.82
  6. Step 6: Final answer
    x = 940,686.83

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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.