Finding the Fourth Proportional to 5,168,623.80, 7,754,102.31 and 1,710,354.62
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Solution
The fourth proportional to 5,168,623.80, 7,754,102.31 and 1,710,354.62 is: 2,565,917.97
Step by Step Solution
- Step 1: Write the proportion equation
5,168,623.80 : 7,754,102.31 = 1,710,354.62 : x - Step 2: Convert to fraction form
5,168,623.80/7,754,102.31 = 1,710,354.62/x - Step 3: Cross multiply
5,168,623.80x = 7,754,102.31 × 1,710,354.62 - Step 4: Simplify right side
5,168,623.80x = 13,262,264,709,861.17 - Step 5: Solve for x
x = 13,262,264,709,861.17/5,168,623.80 - Step 6: Final answer
x = 2,565,917.97
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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.