Home / 2,085,954.82-2,878,379.64-1,168,056.34

Finding the Fourth Proportional to 2,085,954.82, 2,878,379.64 and 1,168,056.34

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Solution

The fourth proportional to 2,085,954.82, 2,878,379.64 and 1,168,056.34 is: 1,611,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,954.82 : 2,878,379.64 = 1,168,056.34 : x
  2. Step 2: Convert to fraction form
    2,085,954.82/2,878,379.64 = 1,168,056.34/x
  3. Step 3: Cross multiply
    2,085,954.82x = 2,878,379.64 × 1,168,056.34
  4. Step 4: Simplify right side
    2,085,954.82x = 3,362,109,587,428.92
  5. Step 5: Solve for x
    x = 3,362,109,587,428.92/2,085,954.82
  6. Step 6: Final answer
    x = 1,611,784.47

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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.