Finding the Fourth Proportional to 1,370,192.66, 2,055,485.92 and 423,637.19
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Solution
The fourth proportional to 1,370,192.66, 2,055,485.92 and 423,637.19 is: 635,516.67
Step by Step Solution
- Step 1: Write the proportion equation
1,370,192.66 : 2,055,485.92 = 423,637.19 : x - Step 2: Convert to fraction form
1,370,192.66/2,055,485.92 = 423,637.19/x - Step 3: Cross multiply
1,370,192.66x = 2,055,485.92 × 423,637.19 - Step 4: Simplify right side
1,370,192.66x = 870,780,279,233.37 - Step 5: Solve for x
x = 870,780,279,233.37/1,370,192.66 - Step 6: Final answer
x = 635,516.67
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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.