Finding the Fourth Proportional to 1,484,165.29, 2,048,148.81 and 839,571.79
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Solution
The fourth proportional to 1,484,165.29, 2,048,148.81 and 839,571.79 is: 1,158,609.47
Step by Step Solution
- Step 1: Write the proportion equation
1,484,165.29 : 2,048,148.81 = 839,571.79 : x - Step 2: Convert to fraction form
1,484,165.29/2,048,148.81 = 839,571.79/x - Step 3: Cross multiply
1,484,165.29x = 2,048,148.81 × 839,571.79 - Step 4: Simplify right side
1,484,165.29x = 1,719,567,962,598.07 - Step 5: Solve for x
x = 1,719,567,962,598.07/1,484,165.29 - Step 6: Final answer
x = 1,158,609.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.