Finding the Fourth Proportional to 2,680,539.16, 3,699,172.62 and 1,456,844.68
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Solution
The fourth proportional to 2,680,539.16, 3,699,172.62 and 1,456,844.68 is: 2,010,461.19
Step by Step Solution
- Step 1: Write the proportion equation
2,680,539.16 : 3,699,172.62 = 1,456,844.68 : x - Step 2: Convert to fraction form
2,680,539.16/3,699,172.62 = 1,456,844.68/x - Step 3: Cross multiply
2,680,539.16x = 3,699,172.62 × 1,456,844.68 - Step 4: Simplify right side
2,680,539.16x = 5,389,119,951,848.66 - Step 5: Solve for x
x = 5,389,119,951,848.66/2,680,539.16 - Step 6: Final answer
x = 2,010,461.19
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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.