Finding the Fourth Proportional to 4,270,807.64, 6,407,817.04 and 2,542,674.65
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Solution
The fourth proportional to 4,270,807.64, 6,407,817.04 and 2,542,674.65 is: 3,814,967.87
Step by Step Solution
- Step 1: Write the proportion equation
4,270,807.64 : 6,407,817.04 = 2,542,674.65 : x - Step 2: Convert to fraction form
4,270,807.64/6,407,817.04 = 2,542,674.65/x - Step 3: Cross multiply
4,270,807.64x = 6,407,817.04 × 2,542,674.65 - Step 4: Simplify right side
4,270,807.64x = 16,292,993,917,406.95 - Step 5: Solve for x
x = 16,292,993,917,406.95/4,270,807.64 - Step 6: Final answer
x = 3,814,967.87
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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.