Finding the Fourth Proportional to 1,674,717.53, 2,311,106.18 and 910,771.70
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Solution
The fourth proportional to 1,674,717.53, 2,311,106.18 and 910,771.70 is: 1,256,862.76
Step by Step Solution
- Step 1: Write the proportion equation
1,674,717.53 : 2,311,106.18 = 910,771.70 : x - Step 2: Convert to fraction form
1,674,717.53/2,311,106.18 = 910,771.70/x - Step 3: Cross multiply
1,674,717.53x = 2,311,106.18 × 910,771.70 - Step 4: Simplify right side
1,674,717.53x = 2,104,890,088,329.72 - Step 5: Solve for x
x = 2,104,890,088,329.72/1,674,717.53 - Step 6: Final answer
x = 1,256,862.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.