Home / 3,820,955.39-5,273,671.35-2,190,456.68

Finding the Fourth Proportional to 3,820,955.39, 5,273,671.35 and 2,190,456.68

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Solution

The fourth proportional to 3,820,955.39, 5,273,671.35 and 2,190,456.68 is: 3,023,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,955.39 : 5,273,671.35 = 2,190,456.68 : x
  2. Step 2: Convert to fraction form
    3,820,955.39/5,273,671.35 = 2,190,456.68/x
  3. Step 3: Cross multiply
    3,820,955.39x = 5,273,671.35 × 2,190,456.68
  4. Step 4: Simplify right side
    3,820,955.39x = 11,551,748,618,577.97
  5. Step 5: Solve for x
    x = 11,551,748,618,577.97/3,820,955.39
  6. Step 6: Final answer
    x = 3,023,261.84

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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.