Home / 1,923,915.88-2,886,267.42-661,579.56

Finding the Fourth Proportional to 1,923,915.88, 2,886,267.42 and 661,579.56

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Solution

The fourth proportional to 1,923,915.88, 2,886,267.42 and 661,579.56 is: 992,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,915.88 : 2,886,267.42 = 661,579.56 : x
  2. Step 2: Convert to fraction form
    1,923,915.88/2,886,267.42 = 661,579.56/x
  3. Step 3: Cross multiply
    1,923,915.88x = 2,886,267.42 × 661,579.56
  4. Step 4: Simplify right side
    1,923,915.88x = 1,909,495,529,765.94
  5. Step 5: Solve for x
    x = 1,909,495,529,765.94/1,923,915.88
  6. Step 6: Final answer
    x = 992,504.69

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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.