Home / 3,622,845.60-5,428,047.60-1,914,458.40

Finding the Fourth Proportional to 3,622,845.60, 5,428,047.60 and 1,914,458.40

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Solution

The fourth proportional to 3,622,845.60, 5,428,047.60 and 1,914,458.40 is: 2,868,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,845.60 : 5,428,047.60 = 1,914,458.40 : x
  2. Step 2: Convert to fraction form
    3,622,845.60/5,428,047.60 = 1,914,458.40/x
  3. Step 3: Cross multiply
    3,622,845.60x = 5,428,047.60 × 1,914,458.40
  4. Step 4: Simplify right side
    3,622,845.60x = 10,391,771,323,419.84
  5. Step 5: Solve for x
    x = 10,391,771,323,419.84/3,622,845.60
  6. Step 6: Final answer
    x = 2,868,400.28

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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.