Finding the Fourth Proportional to 1,158,662.13, 1,599,052.15 and 649,462.92
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Solution
The fourth proportional to 1,158,662.13, 1,599,052.15 and 649,462.92 is: 896,313.99
Step by Step Solution
- Step 1: Write the proportion equation
1,158,662.13 : 1,599,052.15 = 649,462.92 : x - Step 2: Convert to fraction form
1,158,662.13/1,599,052.15 = 649,462.92/x - Step 3: Cross multiply
1,158,662.13x = 1,599,052.15 × 649,462.92 - Step 4: Simplify right side
1,158,662.13x = 1,038,525,078,571.28 - Step 5: Solve for x
x = 1,038,525,078,571.28/1,158,662.13 - Step 6: Final answer
x = 896,313.99
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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.