Finding the Fourth Proportional to 2,291,839.79, 3,160,570.99 and 1,505,517.47
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Solution
The fourth proportional to 2,291,839.79, 3,160,570.99 and 1,505,517.47 is: 2,076,189.99
Step by Step Solution
- Step 1: Write the proportion equation
2,291,839.79 : 3,160,570.99 = 1,505,517.47 : x - Step 2: Convert to fraction form
2,291,839.79/3,160,570.99 = 1,505,517.47/x - Step 3: Cross multiply
2,291,839.79x = 3,160,570.99 × 1,505,517.47 - Step 4: Simplify right side
2,291,839.79x = 4,758,294,817,289.75 - Step 5: Solve for x
x = 4,758,294,817,289.75/2,291,839.79 - Step 6: Final answer
x = 2,076,189.99
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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.