Finding the Fourth Proportional to 1,450,643.24, 2,161,384.70 and 1,369,154.04
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Solution
The fourth proportional to 1,450,643.24, 2,161,384.70 and 1,369,154.04 is: 2,039,969.93
Step by Step Solution
- Step 1: Write the proportion equation
1,450,643.24 : 2,161,384.70 = 1,369,154.04 : x - Step 2: Convert to fraction form
1,450,643.24/2,161,384.70 = 1,369,154.04/x - Step 3: Cross multiply
1,450,643.24x = 2,161,384.70 × 1,369,154.04 - Step 4: Simplify right side
1,450,643.24x = 2,959,268,593,999.19 - Step 5: Solve for x
x = 2,959,268,593,999.19/1,450,643.24 - Step 6: Final answer
x = 2,039,969.93
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.