Home / 1,346,928.82-1,858,757.97-743,312.50

Finding the Fourth Proportional to 1,346,928.82, 1,858,757.97 and 743,312.50

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Solution

The fourth proportional to 1,346,928.82, 1,858,757.97 and 743,312.50 is: 1,025,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,928.82 : 1,858,757.97 = 743,312.50 : x
  2. Step 2: Convert to fraction form
    1,346,928.82/1,858,757.97 = 743,312.50/x
  3. Step 3: Cross multiply
    1,346,928.82x = 1,858,757.97 × 743,312.50
  4. Step 4: Simplify right side
    1,346,928.82x = 1,381,638,033,575.63
  5. Step 5: Solve for x
    x = 1,381,638,033,575.63/1,346,928.82
  6. Step 6: Final answer
    x = 1,025,769.15

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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.