Home / 2,106,883.36-2,907,477.21-1,139,992.30

Finding the Fourth Proportional to 2,106,883.36, 2,907,477.21 and 1,139,992.30

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Solution

The fourth proportional to 2,106,883.36, 2,907,477.21 and 1,139,992.30 is: 1,573,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,883.36 : 2,907,477.21 = 1,139,992.30 : x
  2. Step 2: Convert to fraction form
    2,106,883.36/2,907,477.21 = 1,139,992.30/x
  3. Step 3: Cross multiply
    2,106,883.36x = 2,907,477.21 × 1,139,992.30
  4. Step 4: Simplify right side
    2,106,883.36x = 3,314,501,631,825.48
  5. Step 5: Solve for x
    x = 3,314,501,631,825.48/2,106,883.36
  6. Step 6: Final answer
    x = 1,573,177.56

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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.