Finding the Fourth Proportional to 911,764.79, 1,366,424.66 and 709,604.99
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Solution
The fourth proportional to 911,764.79, 1,366,424.66 and 709,604.99 is: 1,063,456.02
Step by Step Solution
- Step 1: Write the proportion equation
911,764.79 : 1,366,424.66 = 709,604.99 : x - Step 2: Convert to fraction form
911,764.79/1,366,424.66 = 709,604.99/x - Step 3: Cross multiply
911,764.79x = 1,366,424.66 × 709,604.99 - Step 4: Simplify right side
911,764.79x = 969,621,746,814.91 - Step 5: Solve for x
x = 969,621,746,814.91/911,764.79 - Step 6: Final answer
x = 1,063,456.02
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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.