Finding the Fourth Proportional to 5,304,354.24, 7,958,883.60 and 2,779,409.28
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Solution
The fourth proportional to 5,304,354.24, 7,958,883.60 and 2,779,409.28 is: 4,170,346.46
Step by Step Solution
- Step 1: Write the proportion equation
5,304,354.24 : 7,958,883.60 = 2,779,409.28 : x - Step 2: Convert to fraction form
5,304,354.24/7,958,883.60 = 2,779,409.28/x - Step 3: Cross multiply
5,304,354.24x = 7,958,883.60 × 2,779,409.28 - Step 4: Simplify right side
5,304,354.24x = 22,120,994,936,279.80 - Step 5: Solve for x
x = 22,120,994,936,279.80/5,304,354.24 - Step 6: Final answer
x = 4,170,346.46
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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.