Home / 3,394,005.86-4,683,745.68-1,866,211.40

Finding the Fourth Proportional to 3,394,005.86, 4,683,745.68 and 1,866,211.40

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Solution

The fourth proportional to 3,394,005.86, 4,683,745.68 and 1,866,211.40 is: 2,575,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,005.86 : 4,683,745.68 = 1,866,211.40 : x
  2. Step 2: Convert to fraction form
    3,394,005.86/4,683,745.68 = 1,866,211.40/x
  3. Step 3: Cross multiply
    3,394,005.86x = 4,683,745.68 × 1,866,211.40
  4. Step 4: Simplify right side
    3,394,005.86x = 8,740,859,582,716.75
  5. Step 5: Solve for x
    x = 8,740,859,582,716.75/3,394,005.86
  6. Step 6: Final answer
    x = 2,575,381.41

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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.