Home / 1,008,072.45-1,512,108.70-1,008,072.45

Finding the Fourth Proportional to 1,008,072.45, 1,512,108.70 and 1,008,072.45

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Solution

The fourth proportional to 1,008,072.45, 1,512,108.70 and 1,008,072.45 is: 1,512,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,072.45 : 1,512,108.70 = 1,008,072.45 : x
  2. Step 2: Convert to fraction form
    1,008,072.45/1,512,108.70 = 1,008,072.45/x
  3. Step 3: Cross multiply
    1,008,072.45x = 1,512,108.70 × 1,008,072.45
  4. Step 4: Simplify right side
    1,008,072.45x = 1,524,315,121,875.32
  5. Step 5: Solve for x
    x = 1,524,315,121,875.32/1,008,072.45
  6. Step 6: Final answer
    x = 1,512,108.70

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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.