Finding the Fourth Proportional to 5,457,412.26, 8,186,985.90 and 1,814,271.48
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Solution
The fourth proportional to 5,457,412.26, 8,186,985.90 and 1,814,271.48 is: 2,721,695.62
Step by Step Solution
- Step 1: Write the proportion equation
5,457,412.26 : 8,186,985.90 = 1,814,271.48 : x - Step 2: Convert to fraction form
5,457,412.26/8,186,985.90 = 1,814,271.48/x - Step 3: Cross multiply
5,457,412.26x = 8,186,985.90 × 1,814,271.48 - Step 4: Simplify right side
5,457,412.26x = 14,853,415,025,532.13 - Step 5: Solve for x
x = 14,853,415,025,532.13/5,457,412.26 - Step 6: Final answer
x = 2,721,695.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.