Finding the Fourth Proportional to 883,634.36, 1,322,835.80 and 545,588.07
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Solution
The fourth proportional to 883,634.36, 1,322,835.80 and 545,588.07 is: 816,767.05
Step by Step Solution
- Step 1: Write the proportion equation
883,634.36 : 1,322,835.80 = 545,588.07 : x - Step 2: Convert to fraction form
883,634.36/1,322,835.80 = 545,588.07/x - Step 3: Cross multiply
883,634.36x = 1,322,835.80 × 545,588.07 - Step 4: Simplify right side
883,634.36x = 721,723,428,320.97 - Step 5: Solve for x
x = 721,723,428,320.97/883,634.36 - Step 6: Final answer
x = 816,767.05
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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.