Home / 3,830,558.88-5,286,187.26-2,111,641.68

Finding the Fourth Proportional to 3,830,558.88, 5,286,187.26 and 2,111,641.68

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Solution

The fourth proportional to 3,830,558.88, 5,286,187.26 and 2,111,641.68 is: 2,914,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,558.88 : 5,286,187.26 = 2,111,641.68 : x
  2. Step 2: Convert to fraction form
    3,830,558.88/5,286,187.26 = 2,111,641.68/x
  3. Step 3: Cross multiply
    3,830,558.88x = 5,286,187.26 × 2,111,641.68
  4. Step 4: Simplify right side
    3,830,558.88x = 11,162,533,346,501.00
  5. Step 5: Solve for x
    x = 11,162,533,346,501.00/3,830,558.88
  6. Step 6: Final answer
    x = 2,914,074.34

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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.