Home / 1,346,591.82-1,858,167.63-742,940.94

Finding the Fourth Proportional to 1,346,591.82, 1,858,167.63 and 742,940.94

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Solution

The fourth proportional to 1,346,591.82, 1,858,167.63 and 742,940.94 is: 1,025,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,591.82 : 1,858,167.63 = 742,940.94 : x
  2. Step 2: Convert to fraction form
    1,346,591.82/1,858,167.63 = 742,940.94/x
  3. Step 3: Cross multiply
    1,346,591.82x = 1,858,167.63 × 742,940.94
  4. Step 4: Simplify right side
    1,346,591.82x = 1,380,508,805,709.77
  5. Step 5: Solve for x
    x = 1,380,508,805,709.77/1,346,591.82
  6. Step 6: Final answer
    x = 1,025,187.28

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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.