Finding the Fourth Proportional to 2,317,769.64, 3,198,361.14 and 1,285,330.68
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Solution
The fourth proportional to 2,317,769.64, 3,198,361.14 and 1,285,330.68 is: 1,773,667.08
Step by Step Solution
- Step 1: Write the proportion equation
2,317,769.64 : 3,198,361.14 = 1,285,330.68 : x - Step 2: Convert to fraction form
2,317,769.64/3,198,361.14 = 1,285,330.68/x - Step 3: Cross multiply
2,317,769.64x = 3,198,361.14 × 1,285,330.68 - Step 4: Simplify right side
2,317,769.64x = 4,110,951,698,961.78 - Step 5: Solve for x
x = 4,110,951,698,961.78/2,317,769.64 - Step 6: Final answer
x = 1,773,667.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.