Home / 1,213,883.70-1,821,554.55-503,837.70

Finding the Fourth Proportional to 1,213,883.70, 1,821,554.55 and 503,837.70

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Solution

The fourth proportional to 1,213,883.70, 1,821,554.55 and 503,837.70 is: 756,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,883.70 : 1,821,554.55 = 503,837.70 : x
  2. Step 2: Convert to fraction form
    1,213,883.70/1,821,554.55 = 503,837.70/x
  3. Step 3: Cross multiply
    1,213,883.70x = 1,821,554.55 × 503,837.70
  4. Step 4: Simplify right side
    1,213,883.70x = 917,767,854,896.54
  5. Step 5: Solve for x
    x = 917,767,854,896.54/1,213,883.70
  6. Step 6: Final answer
    x = 756,059.13

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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.