Home / 1,040,840.20-1,435,566.94-895,892.68

Finding the Fourth Proportional to 1,040,840.20, 1,435,566.94 and 895,892.68

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Solution

The fourth proportional to 1,040,840.20, 1,435,566.94 and 895,892.68 is: 1,235,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,840.20 : 1,435,566.94 = 895,892.68 : x
  2. Step 2: Convert to fraction form
    1,040,840.20/1,435,566.94 = 895,892.68/x
  3. Step 3: Cross multiply
    1,040,840.20x = 1,435,566.94 × 895,892.68
  4. Step 4: Simplify right side
    1,040,840.20x = 1,286,113,913,196.00
  5. Step 5: Solve for x
    x = 1,286,113,913,196.00/1,040,840.20
  6. Step 6: Final answer
    x = 1,235,649.73

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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.