Home / 2,109,554.55-2,910,976.74-1,179,088.11

Finding the Fourth Proportional to 2,109,554.55, 2,910,976.74 and 1,179,088.11

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Solution

The fourth proportional to 2,109,554.55, 2,910,976.74 and 1,179,088.11 is: 1,627,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,554.55 : 2,910,976.74 = 1,179,088.11 : x
  2. Step 2: Convert to fraction form
    2,109,554.55/2,910,976.74 = 1,179,088.11/x
  3. Step 3: Cross multiply
    2,109,554.55x = 2,910,976.74 × 1,179,088.11
  4. Step 4: Simplify right side
    2,109,554.55x = 3,432,298,062,620.56
  5. Step 5: Solve for x
    x = 3,432,298,062,620.56/2,109,554.55
  6. Step 6: Final answer
    x = 1,627,025.03

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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.