Home / 3,643,755.40-5,465,762.70-1,119,406.60

Finding the Fourth Proportional to 3,643,755.40, 5,465,762.70 and 1,119,406.60

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Solution

The fourth proportional to 3,643,755.40, 5,465,762.70 and 1,119,406.60 is: 1,679,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,755.40 : 5,465,762.70 = 1,119,406.60 : x
  2. Step 2: Convert to fraction form
    3,643,755.40/5,465,762.70 = 1,119,406.60/x
  3. Step 3: Cross multiply
    3,643,755.40x = 5,465,762.70 × 1,119,406.60
  4. Step 4: Simplify right side
    3,643,755.40x = 6,118,410,840,413.82
  5. Step 5: Solve for x
    x = 6,118,410,840,413.82/3,643,755.40
  6. Step 6: Final answer
    x = 1,679,149.71

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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.