Finding the Fourth Proportional to 1,203,092.76, 1,660,268.40 and 659,224.12
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Solution
The fourth proportional to 1,203,092.76, 1,660,268.40 and 659,224.12 is: 909,729.50
Step by Step Solution
- Step 1: Write the proportion equation
1,203,092.76 : 1,660,268.40 = 659,224.12 : x - Step 2: Convert to fraction form
1,203,092.76/1,660,268.40 = 659,224.12/x - Step 3: Cross multiply
1,203,092.76x = 1,660,268.40 × 659,224.12 - Step 4: Simplify right side
1,203,092.76x = 1,094,488,974,953.81 - Step 5: Solve for x
x = 1,094,488,974,953.81/1,203,092.76 - Step 6: Final answer
x = 909,729.50
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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.