Finding the Fourth Proportional to 5,361,037.41, 7,398,231.79 and 2,913,654.41
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Solution
The fourth proportional to 5,361,037.41, 7,398,231.79 and 2,913,654.41 is: 4,020,843.17
Step by Step Solution
- Step 1: Write the proportion equation
5,361,037.41 : 7,398,231.79 = 2,913,654.41 : x - Step 2: Convert to fraction form
5,361,037.41/7,398,231.79 = 2,913,654.41/x - Step 3: Cross multiply
5,361,037.41x = 7,398,231.79 × 2,913,654.41 - Step 4: Simplify right side
5,361,037.41x = 21,555,890,636,860.39 - Step 5: Solve for x
x = 21,555,890,636,860.39/5,361,037.41 - Step 6: Final answer
x = 4,020,843.17
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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.