Finding the Fourth Proportional to 1,069,192.23, 1,475,486.52 and 579,162.75
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Solution
The fourth proportional to 1,069,192.23, 1,475,486.52 and 579,162.75 is: 799,245.27
Step by Step Solution
- Step 1: Write the proportion equation
1,069,192.23 : 1,475,486.52 = 579,162.75 : x - Step 2: Convert to fraction form
1,069,192.23/1,475,486.52 = 579,162.75/x - Step 3: Cross multiply
1,069,192.23x = 1,475,486.52 × 579,162.75 - Step 4: Simplify right side
1,069,192.23x = 854,546,830,511.13 - Step 5: Solve for x
x = 854,546,830,511.13/1,069,192.23 - Step 6: Final answer
x = 799,245.27
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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.