Finding the Fourth Proportional to 4,282,368.66, 6,421,519.04 and 2,485,802.88
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Solution
The fourth proportional to 4,282,368.66, 6,421,519.04 and 2,485,802.88 is: 3,727,523.66
Step by Step Solution
- Step 1: Write the proportion equation
4,282,368.66 : 6,421,519.04 = 2,485,802.88 : x - Step 2: Convert to fraction form
4,282,368.66/6,421,519.04 = 2,485,802.88/x - Step 3: Cross multiply
4,282,368.66x = 6,421,519.04 × 2,485,802.88 - Step 4: Simplify right side
4,282,368.66x = 15,962,630,511,177.82 - Step 5: Solve for x
x = 15,962,630,511,177.82/4,282,368.66 - Step 6: Final answer
x = 3,727,523.66
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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.