Finding the Fourth Proportional to 1,958,167.23, 2,936,585.67 and 678,476.08
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Solution
The fourth proportional to 1,958,167.23, 2,936,585.67 and 678,476.08 is: 1,017,483.65
Step by Step Solution
- Step 1: Write the proportion equation
1,958,167.23 : 2,936,585.67 = 678,476.08 : x - Step 2: Convert to fraction form
1,958,167.23/2,936,585.67 = 678,476.08/x - Step 3: Cross multiply
1,958,167.23x = 2,936,585.67 × 678,476.08 - Step 4: Simplify right side
1,958,167.23x = 1,992,403,133,965.77 - Step 5: Solve for x
x = 1,992,403,133,965.77/1,958,167.23 - Step 6: Final answer
x = 1,017,483.65
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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.