Finding the Fourth Proportional to 1,628,668.36, 2,247,564.99 and 903,516.10
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Solution
The fourth proportional to 1,628,668.36, 2,247,564.99 and 903,516.10 is: 1,246,853.68
Step by Step Solution
- Step 1: Write the proportion equation
1,628,668.36 : 2,247,564.99 = 903,516.10 : x - Step 2: Convert to fraction form
1,628,668.36/2,247,564.99 = 903,516.10/x - Step 3: Cross multiply
1,628,668.36x = 2,247,564.99 × 903,516.10 - Step 4: Simplify right side
1,628,668.36x = 2,030,711,138,505.93 - Step 5: Solve for x
x = 2,030,711,138,505.93/1,628,668.36 - Step 6: Final answer
x = 1,246,853.68
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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.