Home / 1,138,441.14-1,571,050.31-654,996.60

Finding the Fourth Proportional to 1,138,441.14, 1,571,050.31 and 654,996.60

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Solution

The fourth proportional to 1,138,441.14, 1,571,050.31 and 654,996.60 is: 903,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,441.14 : 1,571,050.31 = 654,996.60 : x
  2. Step 2: Convert to fraction form
    1,138,441.14/1,571,050.31 = 654,996.60/x
  3. Step 3: Cross multiply
    1,138,441.14x = 1,571,050.31 × 654,996.60
  4. Step 4: Simplify right side
    1,138,441.14x = 1,029,032,608,203.96
  5. Step 5: Solve for x
    x = 1,029,032,608,203.96/1,138,441.14
  6. Step 6: Final answer
    x = 903,896.19

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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.