Home / 1,557,555.45-2,336,580.20-659,003.92

Finding the Fourth Proportional to 1,557,555.45, 2,336,580.20 and 659,003.92

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Solution

The fourth proportional to 1,557,555.45, 2,336,580.20 and 659,003.92 is: 988,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,555.45 : 2,336,580.20 = 659,003.92 : x
  2. Step 2: Convert to fraction form
    1,557,555.45/2,336,580.20 = 659,003.92/x
  3. Step 3: Cross multiply
    1,557,555.45x = 2,336,580.20 × 659,003.92
  4. Step 4: Simplify right side
    1,557,555.45x = 1,539,815,511,194.38
  5. Step 5: Solve for x
    x = 1,539,815,511,194.38/1,557,555.45
  6. Step 6: Final answer
    x = 988,610.40

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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.