Home / 1,112,724.99-1,669,294.98-505,555.83

Finding the Fourth Proportional to 1,112,724.99, 1,669,294.98 and 505,555.83

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Solution

The fourth proportional to 1,112,724.99, 1,669,294.98 and 505,555.83 is: 758,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,724.99 : 1,669,294.98 = 505,555.83 : x
  2. Step 2: Convert to fraction form
    1,112,724.99/1,669,294.98 = 505,555.83/x
  3. Step 3: Cross multiply
    1,112,724.99x = 1,669,294.98 × 505,555.83
  4. Step 4: Simplify right side
    1,112,724.99x = 843,921,809,128.73
  5. Step 5: Solve for x
    x = 843,921,809,128.73/1,112,724.99
  6. Step 6: Final answer
    x = 758,428.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.