Home / 1,137,015.56-1,568,902.70-653,487.34

Finding the Fourth Proportional to 1,137,015.56, 1,568,902.70 and 653,487.34

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Solution

The fourth proportional to 1,137,015.56, 1,568,902.70 and 653,487.34 is: 901,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,015.56 : 1,568,902.70 = 653,487.34 : x
  2. Step 2: Convert to fraction form
    1,137,015.56/1,568,902.70 = 653,487.34/x
  3. Step 3: Cross multiply
    1,137,015.56x = 1,568,902.70 × 653,487.34
  4. Step 4: Simplify right side
    1,137,015.56x = 1,025,258,052,141.82
  5. Step 5: Solve for x
    x = 1,025,258,052,141.82/1,137,015.56
  6. Step 6: Final answer
    x = 901,709.78

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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.