Home / 3,640,938.36-5,026,383.87-2,659,775.88

Finding the Fourth Proportional to 3,640,938.36, 5,026,383.87 and 2,659,775.88

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Solution

The fourth proportional to 3,640,938.36, 5,026,383.87 and 2,659,775.88 is: 3,671,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,938.36 : 5,026,383.87 = 2,659,775.88 : x
  2. Step 2: Convert to fraction form
    3,640,938.36/5,026,383.87 = 2,659,775.88/x
  3. Step 3: Cross multiply
    3,640,938.36x = 5,026,383.87 × 2,659,775.88
  4. Step 4: Simplify right side
    3,640,938.36x = 13,369,054,581,047.05
  5. Step 5: Solve for x
    x = 13,369,054,581,047.05/3,640,938.36
  6. Step 6: Final answer
    x = 3,671,870.62

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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.