Home / 1,039,107.60-1,434,958.83-982,497.47

Finding the Fourth Proportional to 1,039,107.60, 1,434,958.83 and 982,497.47

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Solution

The fourth proportional to 1,039,107.60, 1,434,958.83 and 982,497.47 is: 1,356,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,107.60 : 1,434,958.83 = 982,497.47 : x
  2. Step 2: Convert to fraction form
    1,039,107.60/1,434,958.83 = 982,497.47/x
  3. Step 3: Cross multiply
    1,039,107.60x = 1,434,958.83 × 982,497.47
  4. Step 4: Simplify right side
    1,039,107.60x = 1,409,843,412,854.37
  5. Step 5: Solve for x
    x = 1,409,843,412,854.37/1,039,107.60
  6. Step 6: Final answer
    x = 1,356,782.89

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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.