Home / 1,022,424.09-1,410,938.93-557,277.44

Finding the Fourth Proportional to 1,022,424.09, 1,410,938.93 and 557,277.44

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Solution

The fourth proportional to 1,022,424.09, 1,410,938.93 and 557,277.44 is: 769,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,424.09 : 1,410,938.93 = 557,277.44 : x
  2. Step 2: Convert to fraction form
    1,022,424.09/1,410,938.93 = 557,277.44/x
  3. Step 3: Cross multiply
    1,022,424.09x = 1,410,938.93 × 557,277.44
  4. Step 4: Simplify right side
    1,022,424.09x = 786,284,429,245.24
  5. Step 5: Solve for x
    x = 786,284,429,245.24/1,022,424.09
  6. Step 6: Final answer
    x = 769,039.42

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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.