Finding the Fourth Proportional to 4,285,882.12, 6,429,805.04 and 1,857,442.99
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Solution
The fourth proportional to 4,285,882.12, 6,429,805.04 and 1,857,442.99 is: 2,786,590.01
Step by Step Solution
- Step 1: Write the proportion equation
4,285,882.12 : 6,429,805.04 = 1,857,442.99 : x - Step 2: Convert to fraction form
4,285,882.12/6,429,805.04 = 1,857,442.99/x - Step 3: Cross multiply
4,285,882.12x = 6,429,805.04 × 1,857,442.99 - Step 4: Simplify right side
4,285,882.12x = 11,942,996,298,614.67 - Step 5: Solve for x
x = 11,942,996,298,614.67/4,285,882.12 - Step 6: Final answer
x = 2,786,590.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.