Home / 1,052,800.98-1,579,823.55-388,419.54

Finding the Fourth Proportional to 1,052,800.98, 1,579,823.55 and 388,419.54

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Solution

The fourth proportional to 1,052,800.98, 1,579,823.55 and 388,419.54 is: 582,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,800.98 : 1,579,823.55 = 388,419.54 : x
  2. Step 2: Convert to fraction form
    1,052,800.98/1,579,823.55 = 388,419.54/x
  3. Step 3: Cross multiply
    1,052,800.98x = 1,579,823.55 × 388,419.54
  4. Step 4: Simplify right side
    1,052,800.98x = 613,634,336,572.17
  5. Step 5: Solve for x
    x = 613,634,336,572.17/1,052,800.98
  6. Step 6: Final answer
    x = 582,858.82

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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.