Finding the Fourth Proportional to 1,047,696.26, 1,446,215.83 and 612,254.99
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Solution
The fourth proportional to 1,047,696.26, 1,446,215.83 and 612,254.99 is: 845,142.72
Step by Step Solution
- Step 1: Write the proportion equation
1,047,696.26 : 1,446,215.83 = 612,254.99 : x - Step 2: Convert to fraction form
1,047,696.26/1,446,215.83 = 612,254.99/x - Step 3: Cross multiply
1,047,696.26x = 1,446,215.83 × 612,254.99 - Step 4: Simplify right side
1,047,696.26x = 885,452,860,619.39 - Step 5: Solve for x
x = 885,452,860,619.39/1,047,696.26 - Step 6: Final answer
x = 845,142.72
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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.