Home / 1,065,539.27-1,595,755.58-776,576.43

Finding the Fourth Proportional to 1,065,539.27, 1,595,755.58 and 776,576.43

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Solution

The fourth proportional to 1,065,539.27, 1,595,755.58 and 776,576.43 is: 1,163,003.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,539.27 : 1,595,755.58 = 776,576.43 : x
  2. Step 2: Convert to fraction form
    1,065,539.27/1,595,755.58 = 776,576.43/x
  3. Step 3: Cross multiply
    1,065,539.27x = 1,595,755.58 × 776,576.43
  4. Step 4: Simplify right side
    1,065,539.27x = 1,239,226,167,586.10
  5. Step 5: Solve for x
    x = 1,239,226,167,586.10/1,065,539.27
  6. Step 6: Final answer
    x = 1,163,003.75

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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.