Home / 1,105,730.73-1,526,379.21-743,364.75

Finding the Fourth Proportional to 1,105,730.73, 1,526,379.21 and 743,364.75

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Solution

The fourth proportional to 1,105,730.73, 1,526,379.21 and 743,364.75 is: 1,026,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,730.73 : 1,526,379.21 = 743,364.75 : x
  2. Step 2: Convert to fraction form
    1,105,730.73/1,526,379.21 = 743,364.75/x
  3. Step 3: Cross multiply
    1,105,730.73x = 1,526,379.21 × 743,364.75
  4. Step 4: Simplify right side
    1,105,730.73x = 1,134,656,499,846.85
  5. Step 5: Solve for x
    x = 1,134,656,499,846.85/1,105,730.73
  6. Step 6: Final answer
    x = 1,026,159.87

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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.