Finding the Fourth Proportional to 3,402,727.80, 5,103,959.66 and 843,949.14
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Solution
The fourth proportional to 3,402,727.80, 5,103,959.66 and 843,949.14 is: 1,265,890.96
Step by Step Solution
- Step 1: Write the proportion equation
3,402,727.80 : 5,103,959.66 = 843,949.14 : x - Step 2: Convert to fraction form
3,402,727.80/5,103,959.66 = 843,949.14/x - Step 3: Cross multiply
3,402,727.80x = 5,103,959.66 × 843,949.14 - Step 4: Simplify right side
3,402,727.80x = 4,307,482,345,456.91 - Step 5: Solve for x
x = 4,307,482,345,456.91/3,402,727.80 - Step 6: Final answer
x = 1,265,890.96
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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.