Home / 1,337,438.97-1,845,665.56-764,491.44

Finding the Fourth Proportional to 1,337,438.97, 1,845,665.56 and 764,491.44

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Solution

The fourth proportional to 1,337,438.97, 1,845,665.56 and 764,491.44 is: 1,054,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,438.97 : 1,845,665.56 = 764,491.44 : x
  2. Step 2: Convert to fraction form
    1,337,438.97/1,845,665.56 = 764,491.44/x
  3. Step 3: Cross multiply
    1,337,438.97x = 1,845,665.56 × 764,491.44
  4. Step 4: Simplify right side
    1,337,438.97x = 1,410,995,529,599.67
  5. Step 5: Solve for x
    x = 1,410,995,529,599.67/1,337,438.97
  6. Step 6: Final answer
    x = 1,054,998.07

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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.