Finding the Fourth Proportional to 2,859,179.30, 3,945,735.99 and 1,552,486.41
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Solution
The fourth proportional to 2,859,179.30, 3,945,735.99 and 1,552,486.41 is: 2,142,468.48
Step by Step Solution
- Step 1: Write the proportion equation
2,859,179.30 : 3,945,735.99 = 1,552,486.41 : x - Step 2: Convert to fraction form
2,859,179.30/3,945,735.99 = 1,552,486.41/x - Step 3: Cross multiply
2,859,179.30x = 3,945,735.99 × 1,552,486.41 - Step 4: Simplify right side
2,859,179.30x = 6,125,701,510,837.17 - Step 5: Solve for x
x = 6,125,701,510,837.17/2,859,179.30 - Step 6: Final answer
x = 2,142,468.48
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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.