Home / 1,263,858.39-1,743,698.75-719,609.27

Finding the Fourth Proportional to 1,263,858.39, 1,743,698.75 and 719,609.27

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Solution

The fourth proportional to 1,263,858.39, 1,743,698.75 and 719,609.27 is: 992,818.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,858.39 : 1,743,698.75 = 719,609.27 : x
  2. Step 2: Convert to fraction form
    1,263,858.39/1,743,698.75 = 719,609.27/x
  3. Step 3: Cross multiply
    1,263,858.39x = 1,743,698.75 × 719,609.27
  4. Step 4: Simplify right side
    1,263,858.39x = 1,254,781,772,270.87
  5. Step 5: Solve for x
    x = 1,254,781,772,270.87/1,263,858.39
  6. Step 6: Final answer
    x = 992,818.33

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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.