Home / 3,405,355.81-4,699,504.25-2,028,511.56

Finding the Fourth Proportional to 3,405,355.81, 4,699,504.25 and 2,028,511.56

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Solution

The fourth proportional to 3,405,355.81, 4,699,504.25 and 2,028,511.56 is: 2,799,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,355.81 : 4,699,504.25 = 2,028,511.56 : x
  2. Step 2: Convert to fraction form
    3,405,355.81/4,699,504.25 = 2,028,511.56/x
  3. Step 3: Cross multiply
    3,405,355.81x = 4,699,504.25 × 2,028,511.56
  4. Step 4: Simplify right side
    3,405,355.81x = 9,532,998,697,394.13
  5. Step 5: Solve for x
    x = 9,532,998,697,394.13/3,405,355.81
  6. Step 6: Final answer
    x = 2,799,413.40

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1.5x scale

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.