Home / 1,901,817.87-2,624,474.83-1,127,969.79

Finding the Fourth Proportional to 1,901,817.87, 2,624,474.83 and 1,127,969.79

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Solution

The fourth proportional to 1,901,817.87, 2,624,474.83 and 1,127,969.79 is: 1,556,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,817.87 : 2,624,474.83 = 1,127,969.79 : x
  2. Step 2: Convert to fraction form
    1,901,817.87/2,624,474.83 = 1,127,969.79/x
  3. Step 3: Cross multiply
    1,901,817.87x = 2,624,474.83 × 1,127,969.79
  4. Step 4: Simplify right side
    1,901,817.87x = 2,960,328,322,855.39
  5. Step 5: Solve for x
    x = 2,960,328,322,855.39/1,901,817.87
  6. Step 6: Final answer
    x = 1,556,578.25

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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.