Home / 1,219,057.11-1,682,224.91-675,160.46

Finding the Fourth Proportional to 1,219,057.11, 1,682,224.91 and 675,160.46

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Solution

The fourth proportional to 1,219,057.11, 1,682,224.91 and 675,160.46 is: 931,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,057.11 : 1,682,224.91 = 675,160.46 : x
  2. Step 2: Convert to fraction form
    1,219,057.11/1,682,224.91 = 675,160.46/x
  3. Step 3: Cross multiply
    1,219,057.11x = 1,682,224.91 × 675,160.46
  4. Step 4: Simplify right side
    1,219,057.11x = 1,135,771,750,574.84
  5. Step 5: Solve for x
    x = 1,135,771,750,574.84/1,219,057.11
  6. Step 6: Final answer
    x = 931,680.51

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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.