Finding the Fourth Proportional to 4,630,855.30, 6,943,950.15 and 2,738,176.90
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Solution
The fourth proportional to 4,630,855.30, 6,943,950.15 and 2,738,176.90 is: 4,105,885.99
Step by Step Solution
- Step 1: Write the proportion equation
4,630,855.30 : 6,943,950.15 = 2,738,176.90 : x - Step 2: Convert to fraction form
4,630,855.30/6,943,950.15 = 2,738,176.90/x - Step 3: Cross multiply
4,630,855.30x = 6,943,950.15 × 2,738,176.90 - Step 4: Simplify right side
4,630,855.30x = 19,013,763,895,481.54 - Step 5: Solve for x
x = 19,013,763,895,481.54/4,630,855.30 - Step 6: Final answer
x = 4,105,885.99
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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.