Finding the Fourth Proportional to 5,621,545.28, 7,757,668.14 and 3,043,169.48
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Solution
The fourth proportional to 5,621,545.28, 7,757,668.14 and 3,043,169.48 is: 4,199,539.05
Step by Step Solution
- Step 1: Write the proportion equation
5,621,545.28 : 7,757,668.14 = 3,043,169.48 : x - Step 2: Convert to fraction form
5,621,545.28/7,757,668.14 = 3,043,169.48/x - Step 3: Cross multiply
5,621,545.28x = 7,757,668.14 × 3,043,169.48 - Step 4: Simplify right side
5,621,545.28x = 23,607,898,919,616.37 - Step 5: Solve for x
x = 23,607,898,919,616.37/5,621,545.28 - Step 6: Final answer
x = 4,199,539.05
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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.