Home / 3,968,288.42-5,477,403.47-2,591,842.56

Finding the Fourth Proportional to 3,968,288.42, 5,477,403.47 and 2,591,842.56

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Solution

The fourth proportional to 3,968,288.42, 5,477,403.47 and 2,591,842.56 is: 3,577,503.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,288.42 : 5,477,403.47 = 2,591,842.56 : x
  2. Step 2: Convert to fraction form
    3,968,288.42/5,477,403.47 = 2,591,842.56/x
  3. Step 3: Cross multiply
    3,968,288.42x = 5,477,403.47 × 2,591,842.56
  4. Step 4: Simplify right side
    3,968,288.42x = 14,196,567,398,338.21
  5. Step 5: Solve for x
    x = 14,196,567,398,338.21/3,968,288.42
  6. Step 6: Final answer
    x = 3,577,503.93

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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.