Finding the Fourth Proportional to 6,434,390.60, 9,651,577.73 and 1,642,079.96
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Solution
The fourth proportional to 6,434,390.60, 9,651,577.73 and 1,642,079.96 is: 2,463,117.86
Step by Step Solution
- Step 1: Write the proportion equation
6,434,390.60 : 9,651,577.73 = 1,642,079.96 : x - Step 2: Convert to fraction form
6,434,390.60/9,651,577.73 = 1,642,079.96/x - Step 3: Cross multiply
6,434,390.60x = 9,651,577.73 × 1,642,079.96 - Step 4: Simplify right side
6,434,390.60x = 15,848,662,372,815.29 - Step 5: Solve for x
x = 15,848,662,372,815.29/6,434,390.60 - Step 6: Final answer
x = 2,463,117.86
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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.