Home / 1,898,806.56-2,848,203.36-776,875.56

Finding the Fourth Proportional to 1,898,806.56, 2,848,203.36 and 776,875.56

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Solution

The fourth proportional to 1,898,806.56, 2,848,203.36 and 776,875.56 is: 1,165,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,806.56 : 2,848,203.36 = 776,875.56 : x
  2. Step 2: Convert to fraction form
    1,898,806.56/2,848,203.36 = 776,875.56/x
  3. Step 3: Cross multiply
    1,898,806.56x = 2,848,203.36 × 776,875.56
  4. Step 4: Simplify right side
    1,898,806.56x = 2,212,699,580,293.88
  5. Step 5: Solve for x
    x = 2,212,699,580,293.88/1,898,806.56
  6. Step 6: Final answer
    x = 1,165,310.69

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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.