Finding the Fourth Proportional to 5,614,535.74, 8,420,925.15 and 1,827,993.10
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Solution
The fourth proportional to 5,614,535.74, 8,420,925.15 and 1,827,993.10 is: 2,741,703.64
Step by Step Solution
- Step 1: Write the proportion equation
5,614,535.74 : 8,420,925.15 = 1,827,993.10 : x - Step 2: Convert to fraction form
5,614,535.74/8,420,925.15 = 1,827,993.10/x - Step 3: Cross multiply
5,614,535.74x = 8,420,925.15 × 1,827,993.10 - Step 4: Simplify right side
5,614,535.74x = 15,393,393,069,816.47 - Step 5: Solve for x
x = 15,393,393,069,816.47/5,614,535.74 - Step 6: Final answer
x = 2,741,703.64
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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.