Finding the Fourth Proportional to 1,135,101.74, 1,566,450.92 and 625,822.34
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Solution
The fourth proportional to 1,135,101.74, 1,566,450.92 and 625,822.34 is: 863,640.63
Step by Step Solution
- Step 1: Write the proportion equation
1,135,101.74 : 1,566,450.92 = 625,822.34 : x - Step 2: Convert to fraction form
1,135,101.74/1,566,450.92 = 625,822.34/x - Step 3: Cross multiply
1,135,101.74x = 1,566,450.92 × 625,822.34 - Step 4: Simplify right side
1,135,101.74x = 980,319,977,120.44 - Step 5: Solve for x
x = 980,319,977,120.44/1,135,101.74 - Step 6: Final answer
x = 863,640.63
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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.