Finding the Fourth Proportional to 2,028,369.28, 2,799,144.84 and 1,168,922.08
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Solution
The fourth proportional to 2,028,369.28, 2,799,144.84 and 1,168,922.08 is: 1,613,109.72
Step by Step Solution
- Step 1: Write the proportion equation
2,028,369.28 : 2,799,144.84 = 1,168,922.08 : x - Step 2: Convert to fraction form
2,028,369.28/2,799,144.84 = 1,168,922.08/x - Step 3: Cross multiply
2,028,369.28x = 2,799,144.84 × 1,168,922.08 - Step 4: Simplify right side
2,028,369.28x = 3,271,982,208,594.07 - Step 5: Solve for x
x = 3,271,982,208,594.07/2,028,369.28 - Step 6: Final answer
x = 1,613,109.72
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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.