Finding the Fourth Proportional to 5,264,249.60, 7,902,279.30 and 4,071,459.80
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Solution
The fourth proportional to 5,264,249.60, 7,902,279.30 and 4,071,459.80 is: 6,111,756.65
Step by Step Solution
- Step 1: Write the proportion equation
5,264,249.60 : 7,902,279.30 = 4,071,459.80 : x - Step 2: Convert to fraction form
5,264,249.60/7,902,279.30 = 4,071,459.80/x - Step 3: Cross multiply
5,264,249.60x = 7,902,279.30 × 4,071,459.80 - Step 4: Simplify right side
5,264,249.60x = 32,173,812,498,322.14 - Step 5: Solve for x
x = 32,173,812,498,322.14/5,264,249.60 - Step 6: Final answer
x = 6,111,756.65
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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.