Finding the Fourth Proportional to 4,278,585.66, 5,904,456.57 and 2,344,918.02
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Solution
The fourth proportional to 4,278,585.66, 5,904,456.57 and 2,344,918.02 is: 3,235,991.45
Step by Step Solution
- Step 1: Write the proportion equation
4,278,585.66 : 5,904,456.57 = 2,344,918.02 : x - Step 2: Convert to fraction form
4,278,585.66/5,904,456.57 = 2,344,918.02/x - Step 3: Cross multiply
4,278,585.66x = 5,904,456.57 × 2,344,918.02 - Step 4: Simplify right side
4,278,585.66x = 13,845,466,609,300.39 - Step 5: Solve for x
x = 13,845,466,609,300.39/4,278,585.66 - Step 6: Final answer
x = 3,235,991.45
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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.