Finding the Fourth Proportional to 5,753,948.18, 8,629,959.94 and 2,109,925.04
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Solution
The fourth proportional to 5,753,948.18, 8,629,959.94 and 2,109,925.04 is: 3,164,534.68
Step by Step Solution
- Step 1: Write the proportion equation
5,753,948.18 : 8,629,959.94 = 2,109,925.04 : x - Step 2: Convert to fraction form
5,753,948.18/8,629,959.94 = 2,109,925.04/x - Step 3: Cross multiply
5,753,948.18x = 8,629,959.94 × 2,109,925.04 - Step 4: Simplify right side
5,753,948.18x = 18,208,568,571,602.90 - Step 5: Solve for x
x = 18,208,568,571,602.90/5,753,948.18 - Step 6: Final answer
x = 3,164,534.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.