Finding the Fourth Proportional to 3,326,231.55, 4,987,202.20 and 1,304,679.82
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Solution
The fourth proportional to 3,326,231.55, 4,987,202.20 and 1,304,679.82 is: 1,956,178.32
Step by Step Solution
- Step 1: Write the proportion equation
3,326,231.55 : 4,987,202.20 = 1,304,679.82 : x - Step 2: Convert to fraction form
3,326,231.55/4,987,202.20 = 1,304,679.82/x - Step 3: Cross multiply
3,326,231.55x = 4,987,202.20 × 1,304,679.82 - Step 4: Simplify right side
3,326,231.55x = 6,506,702,048,194.40 - Step 5: Solve for x
x = 6,506,702,048,194.40/3,326,231.55 - Step 6: Final answer
x = 1,956,178.32
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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.