Finding the Fourth Proportional to 1,323,873.99, 1,824,762.80 and 936,189.36
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Solution
The fourth proportional to 1,323,873.99, 1,824,762.80 and 936,189.36 is: 1,290,397.37
Step by Step Solution
- Step 1: Write the proportion equation
1,323,873.99 : 1,824,762.80 = 936,189.36 : x - Step 2: Convert to fraction form
1,323,873.99/1,824,762.80 = 936,189.36/x - Step 3: Cross multiply
1,323,873.99x = 1,824,762.80 × 936,189.36 - Step 4: Simplify right side
1,323,873.99x = 1,708,323,520,224.28 - Step 5: Solve for x
x = 1,708,323,520,224.28/1,323,873.99 - Step 6: Final answer
x = 1,290,397.37
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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.