Home / 1,116,616.41-1,540,846.67-657,770.85

Finding the Fourth Proportional to 1,116,616.41, 1,540,846.67 and 657,770.85

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Solution

The fourth proportional to 1,116,616.41, 1,540,846.67 and 657,770.85 is: 907,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,616.41 : 1,540,846.67 = 657,770.85 : x
  2. Step 2: Convert to fraction form
    1,116,616.41/1,540,846.67 = 657,770.85/x
  3. Step 3: Cross multiply
    1,116,616.41x = 1,540,846.67 × 657,770.85
  4. Step 4: Simplify right side
    1,116,616.41x = 1,013,524,020,556.72
  5. Step 5: Solve for x
    x = 1,013,524,020,556.72/1,116,616.41
  6. Step 6: Final answer
    x = 907,674.30

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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.