Finding the Fourth Proportional to 2,753,394.90, 4,126,593.15 and 1,330,386.90
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Solution
The fourth proportional to 2,753,394.90, 4,126,593.15 and 1,330,386.90 is: 1,993,889.60
Step by Step Solution
- Step 1: Write the proportion equation
2,753,394.90 : 4,126,593.15 = 1,330,386.90 : x - Step 2: Convert to fraction form
2,753,394.90/4,126,593.15 = 1,330,386.90/x - Step 3: Cross multiply
2,753,394.90x = 4,126,593.15 × 1,330,386.90 - Step 4: Simplify right side
2,753,394.90x = 5,489,965,468,389.73 - Step 5: Solve for x
x = 5,489,965,468,389.73/2,753,394.90 - Step 6: Final answer
x = 1,993,889.60
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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.