Home / 1,883,072.88-2,824,557.12-685,017.36

Finding the Fourth Proportional to 1,883,072.88, 2,824,557.12 and 685,017.36

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Solution

The fourth proportional to 1,883,072.88, 2,824,557.12 and 685,017.36 is: 1,027,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,072.88 : 2,824,557.12 = 685,017.36 : x
  2. Step 2: Convert to fraction form
    1,883,072.88/2,824,557.12 = 685,017.36/x
  3. Step 3: Cross multiply
    1,883,072.88x = 2,824,557.12 × 685,017.36
  4. Step 4: Simplify right side
    1,883,072.88x = 1,934,870,661,511.60
  5. Step 5: Solve for x
    x = 1,934,870,661,511.60/1,883,072.88
  6. Step 6: Final answer
    x = 1,027,507.05

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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.