Finding the Fourth Proportional to 1,116,545.82, 1,674,567.18 and 317,809.68
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Solution
The fourth proportional to 1,116,545.82, 1,674,567.18 and 317,809.68 is: 476,642.92
Step by Step Solution
- Step 1: Write the proportion equation
1,116,545.82 : 1,674,567.18 = 317,809.68 : x - Step 2: Convert to fraction form
1,116,545.82/1,674,567.18 = 317,809.68/x - Step 3: Cross multiply
1,116,545.82x = 1,674,567.18 × 317,809.68 - Step 4: Simplify right side
1,116,545.82x = 532,193,659,614.30 - Step 5: Solve for x
x = 532,193,659,614.30/1,116,545.82 - Step 6: Final answer
x = 476,642.92
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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.