Finding the Fourth Proportional to 4,612,582.36, 6,918,898.15 and 3,025,197.62
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Solution
The fourth proportional to 4,612,582.36, 6,918,898.15 and 3,025,197.62 is: 4,537,812.56
Step by Step Solution
- Step 1: Write the proportion equation
4,612,582.36 : 6,918,898.15 = 3,025,197.62 : x - Step 2: Convert to fraction form
4,612,582.36/6,918,898.15 = 3,025,197.62/x - Step 3: Cross multiply
4,612,582.36x = 6,918,898.15 × 3,025,197.62 - Step 4: Simplify right side
4,612,582.36x = 20,931,034,194,518.54 - Step 5: Solve for x
x = 20,931,034,194,518.54/4,612,582.36 - Step 6: Final answer
x = 4,537,812.56
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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.