Home / 1,977,273.69-2,728,775.03-1,106,395.25

Finding the Fourth Proportional to 1,977,273.69, 2,728,775.03 and 1,106,395.25

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Solution

The fourth proportional to 1,977,273.69, 2,728,775.03 and 1,106,395.25 is: 1,526,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,273.69 : 2,728,775.03 = 1,106,395.25 : x
  2. Step 2: Convert to fraction form
    1,977,273.69/2,728,775.03 = 1,106,395.25/x
  3. Step 3: Cross multiply
    1,977,273.69x = 2,728,775.03 × 1,106,395.25
  4. Step 4: Simplify right side
    1,977,273.69x = 3,019,103,733,907.59
  5. Step 5: Solve for x
    x = 3,019,103,733,907.59/1,977,273.69
  6. Step 6: Final answer
    x = 1,526,902.30

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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.