Home / 1,008,048.10-1,512,072.16-651,129.70

Finding the Fourth Proportional to 1,008,048.10, 1,512,072.16 and 651,129.70

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Solution

The fourth proportional to 1,008,048.10, 1,512,072.16 and 651,129.70 is: 976,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,048.10 : 1,512,072.16 = 651,129.70 : x
  2. Step 2: Convert to fraction form
    1,008,048.10/1,512,072.16 = 651,129.70/x
  3. Step 3: Cross multiply
    1,008,048.10x = 1,512,072.16 × 651,129.70
  4. Step 4: Simplify right side
    1,008,048.10x = 984,555,091,919.15
  5. Step 5: Solve for x
    x = 984,555,091,919.15/1,008,048.10
  6. Step 6: Final answer
    x = 976,694.56

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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.