Home / 1,299,383.51-1,949,269.09-540,793.07

Finding the Fourth Proportional to 1,299,383.51, 1,949,269.09 and 540,793.07

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Solution

The fourth proportional to 1,299,383.51, 1,949,269.09 and 540,793.07 is: 811,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,383.51 : 1,949,269.09 = 540,793.07 : x
  2. Step 2: Convert to fraction form
    1,299,383.51/1,949,269.09 = 540,793.07/x
  3. Step 3: Cross multiply
    1,299,383.51x = 1,949,269.09 × 540,793.07
  4. Step 4: Simplify right side
    1,299,383.51x = 1,054,151,204,338.88
  5. Step 5: Solve for x
    x = 1,054,151,204,338.88/1,299,383.51
  6. Step 6: Final answer
    x = 811,270.26

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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.