Home / 1,328,093.82-1,832,765.67-724,477.50

Finding the Fourth Proportional to 1,328,093.82, 1,832,765.67 and 724,477.50

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Solution

The fourth proportional to 1,328,093.82, 1,832,765.67 and 724,477.50 is: 999,776.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,093.82 : 1,832,765.67 = 724,477.50 : x
  2. Step 2: Convert to fraction form
    1,328,093.82/1,832,765.67 = 724,477.50/x
  3. Step 3: Cross multiply
    1,328,093.82x = 1,832,765.67 × 724,477.50
  4. Step 4: Simplify right side
    1,328,093.82x = 1,327,797,490,687.43
  5. Step 5: Solve for x
    x = 1,327,797,490,687.43/1,328,093.82
  6. Step 6: Final answer
    x = 999,776.88

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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.