Finding the Fourth Proportional to 4,695,805.12, 7,042,296.66 and 1,816,663.36
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Solution
The fourth proportional to 4,695,805.12, 7,042,296.66 and 1,816,663.36 is: 2,724,449.16
Step by Step Solution
- Step 1: Write the proportion equation
4,695,805.12 : 7,042,296.66 = 1,816,663.36 : x - Step 2: Convert to fraction form
4,695,805.12/7,042,296.66 = 1,816,663.36/x - Step 3: Cross multiply
4,695,805.12x = 7,042,296.66 × 1,816,663.36 - Step 4: Simplify right side
4,695,805.12x = 12,793,482,312,472.38 - Step 5: Solve for x
x = 12,793,482,312,472.38/4,695,805.12 - Step 6: Final answer
x = 2,724,449.16
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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.