Home / 1,455,879.26-2,008,948.52-843,905.57

Finding the Fourth Proportional to 1,455,879.26, 2,008,948.52 and 843,905.57

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Solution

The fourth proportional to 1,455,879.26, 2,008,948.52 and 843,905.57 is: 1,164,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,879.26 : 2,008,948.52 = 843,905.57 : x
  2. Step 2: Convert to fraction form
    1,455,879.26/2,008,948.52 = 843,905.57/x
  3. Step 3: Cross multiply
    1,455,879.26x = 2,008,948.52 × 843,905.57
  4. Step 4: Simplify right side
    1,455,879.26x = 1,695,362,841,651.73
  5. Step 5: Solve for x
    x = 1,695,362,841,651.73/1,455,879.26
  6. Step 6: Final answer
    x = 1,164,494.12

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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.