Finding the Fourth Proportional to 1,557,349.17, 2,336,009.99 and 492,391.95
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Solution
The fourth proportional to 1,557,349.17, 2,336,009.99 and 492,391.95 is: 738,583.57
Step by Step Solution
- Step 1: Write the proportion equation
1,557,349.17 : 2,336,009.99 = 492,391.95 : x - Step 2: Convert to fraction form
1,557,349.17/2,336,009.99 = 492,391.95/x - Step 3: Cross multiply
1,557,349.17x = 2,336,009.99 × 492,391.95 - Step 4: Simplify right side
1,557,349.17x = 1,150,232,511,733.62 - Step 5: Solve for x
x = 1,150,232,511,733.62/1,557,349.17 - Step 6: Final answer
x = 738,583.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.