Home / 1,706,078.82-2,559,125.46-443,815.32

Finding the Fourth Proportional to 1,706,078.82, 2,559,125.46 and 443,815.32

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Solution

The fourth proportional to 1,706,078.82, 2,559,125.46 and 443,815.32 is: 665,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,078.82 : 2,559,125.46 = 443,815.32 : x
  2. Step 2: Convert to fraction form
    1,706,078.82/2,559,125.46 = 443,815.32/x
  3. Step 3: Cross multiply
    1,706,078.82x = 2,559,125.46 × 443,815.32
  4. Step 4: Simplify right side
    1,706,078.82x = 1,135,779,084,950.05
  5. Step 5: Solve for x
    x = 1,135,779,084,950.05/1,706,078.82
  6. Step 6: Final answer
    x = 665,724.86

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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.