Finding the Fourth Proportional to 1,165,955.48, 1,744,982.96 and 716,960.74
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Solution
The fourth proportional to 1,165,955.48, 1,744,982.96 and 716,960.74 is: 1,073,012.05
Step by Step Solution
- Step 1: Write the proportion equation
1,165,955.48 : 1,744,982.96 = 716,960.74 : x - Step 2: Convert to fraction form
1,165,955.48/1,744,982.96 = 716,960.74/x - Step 3: Cross multiply
1,165,955.48x = 1,744,982.96 × 716,960.74 - Step 4: Simplify right side
1,165,955.48x = 1,251,084,274,288.99 - Step 5: Solve for x
x = 1,251,084,274,288.99/1,165,955.48 - Step 6: Final answer
x = 1,073,012.05
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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.