Home / 1,526,558.69-2,289,488.19-911,236.37

Finding the Fourth Proportional to 1,526,558.69, 2,289,488.19 and 911,236.37

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Solution

The fourth proportional to 1,526,558.69, 2,289,488.19 and 911,236.37 is: 1,366,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,558.69 : 2,289,488.19 = 911,236.37 : x
  2. Step 2: Convert to fraction form
    1,526,558.69/2,289,488.19 = 911,236.37/x
  3. Step 3: Cross multiply
    1,526,558.69x = 2,289,488.19 × 911,236.37
  4. Step 4: Simplify right side
    1,526,558.69x = 2,086,264,892,548.89
  5. Step 5: Solve for x
    x = 2,086,264,892,548.89/1,526,558.69
  6. Step 6: Final answer
    x = 1,366,645.72

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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.