Finding the Fourth Proportional to 1,517,544.68, 2,275,643.10 and 807,423.08
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Solution
The fourth proportional to 1,517,544.68, 2,275,643.10 and 807,423.08 is: 1,210,776.05
Step by Step Solution
- Step 1: Write the proportion equation
1,517,544.68 : 2,275,643.10 = 807,423.08 : x - Step 2: Convert to fraction form
1,517,544.68/2,275,643.10 = 807,423.08/x - Step 3: Cross multiply
1,517,544.68x = 2,275,643.10 × 807,423.08 - Step 4: Simplify right side
1,517,544.68x = 1,837,406,760,782.75 - Step 5: Solve for x
x = 1,837,406,760,782.75/1,517,544.68 - Step 6: Final answer
x = 1,210,776.05
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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.