Home / 1,439,186.75-1,986,108.66-794,647.67

Finding the Fourth Proportional to 1,439,186.75, 1,986,108.66 and 794,647.67

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Solution

The fourth proportional to 1,439,186.75, 1,986,108.66 and 794,647.67 is: 1,096,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,186.75 : 1,986,108.66 = 794,647.67 : x
  2. Step 2: Convert to fraction form
    1,439,186.75/1,986,108.66 = 794,647.67/x
  3. Step 3: Cross multiply
    1,439,186.75x = 1,986,108.66 × 794,647.67
  4. Step 4: Simplify right side
    1,439,186.75x = 1,578,256,609,105.28
  5. Step 5: Solve for x
    x = 1,578,256,609,105.28/1,439,186.75
  6. Step 6: Final answer
    x = 1,096,630.87

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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.