Finding the Fourth Proportional to 1,657,873.85, 2,486,810.63 and 459,796.14
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Solution
The fourth proportional to 1,657,873.85, 2,486,810.63 and 459,796.14 is: 689,694.17
Step by Step Solution
- Step 1: Write the proportion equation
1,657,873.85 : 2,486,810.63 = 459,796.14 : x - Step 2: Convert to fraction form
1,657,873.85/2,486,810.63 = 459,796.14/x - Step 3: Cross multiply
1,657,873.85x = 2,486,810.63 × 459,796.14 - Step 4: Simplify right side
1,657,873.85x = 1,143,425,928,584.97 - Step 5: Solve for x
x = 1,143,425,928,584.97/1,657,873.85 - Step 6: Final answer
x = 689,694.17
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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.