Finding the Fourth Proportional to 1,165,852.09, 1,608,851.62 and 649,603.92
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Solution
The fourth proportional to 1,165,852.09, 1,608,851.62 and 649,603.92 is: 896,439.89
Step by Step Solution
- Step 1: Write the proportion equation
1,165,852.09 : 1,608,851.62 = 649,603.92 : x - Step 2: Convert to fraction form
1,165,852.09/1,608,851.62 = 649,603.92/x - Step 3: Cross multiply
1,165,852.09x = 1,608,851.62 × 649,603.92 - Step 4: Simplify right side
1,165,852.09x = 1,045,116,319,050.35 - Step 5: Solve for x
x = 1,045,116,319,050.35/1,165,852.09 - Step 6: Final answer
x = 896,439.89
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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.