Finding the Fourth Proportional to 1,135,253.18, 1,566,569.22 and 625,944.62
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Solution
The fourth proportional to 1,135,253.18, 1,566,569.22 and 625,944.62 is: 863,759.37
Step by Step Solution
- Step 1: Write the proportion equation
1,135,253.18 : 1,566,569.22 = 625,944.62 : x - Step 2: Convert to fraction form
1,135,253.18/1,566,569.22 = 625,944.62/x - Step 3: Cross multiply
1,135,253.18x = 1,566,569.22 × 625,944.62 - Step 4: Simplify right side
1,135,253.18x = 980,585,575,116.60 - Step 5: Solve for x
x = 980,585,575,116.60/1,135,253.18 - Step 6: Final answer
x = 863,759.37
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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.