Home / 1,752,111-2,628,450.81-686,575.44

Finding the Fourth Proportional to 1,752,111, 2,628,450.81 and 686,575.44

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Solution

The fourth proportional to 1,752,111, 2,628,450.81 and 686,575.44 is: 1,029,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,111 : 2,628,450.81 = 686,575.44 : x
  2. Step 2: Convert to fraction form
    1,752,111/2,628,450.81 = 686,575.44/x
  3. Step 3: Cross multiply
    1,752,111x = 2,628,450.81 × 686,575.44
  4. Step 4: Simplify right side
    1,752,111x = 1,804,629,771,394.11
  5. Step 5: Solve for x
    x = 1,804,629,771,394.11/1,752,111
  6. Step 6: Final answer
    x = 1,029,974.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.