Finding the Fourth Proportional to 5,371,194.68, 8,053,847.18 and 2,129,448.32
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Solution
The fourth proportional to 5,371,194.68, 8,053,847.18 and 2,129,448.32 is: 3,193,004.98
Step by Step Solution
- Step 1: Write the proportion equation
5,371,194.68 : 8,053,847.18 = 2,129,448.32 : x - Step 2: Convert to fraction form
5,371,194.68/8,053,847.18 = 2,129,448.32/x - Step 3: Cross multiply
5,371,194.68x = 8,053,847.18 × 2,129,448.32 - Step 4: Simplify right side
5,371,194.68x = 17,150,251,346,987.74 - Step 5: Solve for x
x = 17,150,251,346,987.74/5,371,194.68 - Step 6: Final answer
x = 3,193,004.98
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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.