Home / 2,077,173.54-3,115,935.27-657,198.18

Finding the Fourth Proportional to 2,077,173.54, 3,115,935.27 and 657,198.18

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Solution

The fourth proportional to 2,077,173.54, 3,115,935.27 and 657,198.18 is: 985,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,173.54 : 3,115,935.27 = 657,198.18 : x
  2. Step 2: Convert to fraction form
    2,077,173.54/3,115,935.27 = 657,198.18/x
  3. Step 3: Cross multiply
    2,077,173.54x = 3,115,935.27 × 657,198.18
  4. Step 4: Simplify right side
    2,077,173.54x = 2,047,786,988,441.81
  5. Step 5: Solve for x
    x = 2,047,786,988,441.81/2,077,173.54
  6. Step 6: Final answer
    x = 985,852.63

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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.