Finding the Fourth Proportional to 2,614,574.75, 3,922,088.12 and 721,316.19
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Solution
The fourth proportional to 2,614,574.75, 3,922,088.12 and 721,316.19 is: 1,082,036.63
Step by Step Solution
- Step 1: Write the proportion equation
2,614,574.75 : 3,922,088.12 = 721,316.19 : x - Step 2: Convert to fraction form
2,614,574.75/3,922,088.12 = 721,316.19/x - Step 3: Cross multiply
2,614,574.75x = 3,922,088.12 × 721,316.19 - Step 4: Simplify right side
2,614,574.75x = 2,829,065,649,278.40 - Step 5: Solve for x
x = 2,829,065,649,278.40/2,614,574.75 - Step 6: Final answer
x = 1,082,036.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.