Finding the Fourth Proportional to 4,085,764.32, 6,129,639.12 and 1,245,926.88
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Solution
The fourth proportional to 4,085,764.32, 6,129,639.12 and 1,245,926.88 is: 1,869,193.02
Step by Step Solution
- Step 1: Write the proportion equation
4,085,764.32 : 6,129,639.12 = 1,245,926.88 : x - Step 2: Convert to fraction form
4,085,764.32/6,129,639.12 = 1,245,926.88/x - Step 3: Cross multiply
4,085,764.32x = 6,129,639.12 × 1,245,926.88 - Step 4: Simplify right side
4,085,764.32x = 7,637,082,144,307.55 - Step 5: Solve for x
x = 7,637,082,144,307.55/4,085,764.32 - Step 6: Final answer
x = 1,869,193.02
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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.