Finding the Fourth Proportional to 1,615,701.33, 2,229,536.73 and 936,681.57
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Solution
The fourth proportional to 1,615,701.33, 2,229,536.73 and 936,681.57 is: 1,292,544.56
Step by Step Solution
- Step 1: Write the proportion equation
1,615,701.33 : 2,229,536.73 = 936,681.57 : x - Step 2: Convert to fraction form
1,615,701.33/2,229,536.73 = 936,681.57/x - Step 3: Cross multiply
1,615,701.33x = 2,229,536.73 × 936,681.57 - Step 4: Simplify right side
1,615,701.33x = 2,088,365,964,629.07 - Step 5: Solve for x
x = 2,088,365,964,629.07/1,615,701.33 - Step 6: Final answer
x = 1,292,544.56
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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.