Finding the Fourth Proportional to 849,434.91, 1,272,657.69 and 798,864.99
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Solution
The fourth proportional to 849,434.91, 1,272,657.69 and 798,864.99 is: 1,196,891.79
Step by Step Solution
- Step 1: Write the proportion equation
849,434.91 : 1,272,657.69 = 798,864.99 : x - Step 2: Convert to fraction form
849,434.91/1,272,657.69 = 798,864.99/x - Step 3: Cross multiply
849,434.91x = 1,272,657.69 × 798,864.99 - Step 4: Simplify right side
849,434.91x = 1,016,681,677,567.74 - Step 5: Solve for x
x = 1,016,681,677,567.74/849,434.91 - Step 6: Final answer
x = 1,196,891.79
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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.