Finding the Fourth Proportional to 1,817,080.56, 2,504,881.26 and 1,163,634.12
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Solution
The fourth proportional to 1,817,080.56, 2,504,881.26 and 1,163,634.12 is: 1,604,092.50
Step by Step Solution
- Step 1: Write the proportion equation
1,817,080.56 : 2,504,881.26 = 1,163,634.12 : x - Step 2: Convert to fraction form
1,817,080.56/2,504,881.26 = 1,163,634.12/x - Step 3: Cross multiply
1,817,080.56x = 2,504,881.26 × 1,163,634.12 - Step 4: Simplify right side
1,817,080.56x = 2,914,765,300,684.59 - Step 5: Solve for x
x = 2,914,765,300,684.59/1,817,080.56 - Step 6: Final answer
x = 1,604,092.50
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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.