Finding the Fourth Proportional to 1,787,674.68, 2,467,039.70 and 971,933.24
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Solution
The fourth proportional to 1,787,674.68, 2,467,039.70 and 971,933.24 is: 1,341,294.32
Step by Step Solution
- Step 1: Write the proportion equation
1,787,674.68 : 2,467,039.70 = 971,933.24 : x - Step 2: Convert to fraction form
1,787,674.68/2,467,039.70 = 971,933.24/x - Step 3: Cross multiply
1,787,674.68x = 2,467,039.70 × 971,933.24 - Step 4: Simplify right side
1,787,674.68x = 2,397,797,888,829.63 - Step 5: Solve for x
x = 2,397,797,888,829.63/1,787,674.68 - Step 6: Final answer
x = 1,341,294.32
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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.