Home / 2,819,352.33-3,890,607.39-1,530,166.86

Finding the Fourth Proportional to 2,819,352.33, 3,890,607.39 and 1,530,166.86

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Solution

The fourth proportional to 2,819,352.33, 3,890,607.39 and 1,530,166.86 is: 2,111,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,352.33 : 3,890,607.39 = 1,530,166.86 : x
  2. Step 2: Convert to fraction form
    2,819,352.33/3,890,607.39 = 1,530,166.86/x
  3. Step 3: Cross multiply
    2,819,352.33x = 3,890,607.39 × 1,530,166.86
  4. Step 4: Simplify right side
    2,819,352.33x = 5,953,278,493,449.10
  5. Step 5: Solve for x
    x = 5,953,278,493,449.10/2,819,352.33
  6. Step 6: Final answer
    x = 2,111,576.63

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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.