Finding the Fourth Proportional to 1,660,750.21, 2,292,004.59 and 1,016,596.09
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Solution
The fourth proportional to 1,660,750.21, 2,292,004.59 and 1,016,596.09 is: 1,403,006.23
Step by Step Solution
- Step 1: Write the proportion equation
1,660,750.21 : 2,292,004.59 = 1,016,596.09 : x - Step 2: Convert to fraction form
1,660,750.21/2,292,004.59 = 1,016,596.09/x - Step 3: Cross multiply
1,660,750.21x = 2,292,004.59 × 1,016,596.09 - Step 4: Simplify right side
1,660,750.21x = 2,330,042,899,373.07 - Step 5: Solve for x
x = 2,330,042,899,373.07/1,660,750.21 - Step 6: Final answer
x = 1,403,006.23
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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.