Finding the Fourth Proportional to 4,620,102.66, 6,929,624.52 and 1,208,718.54
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Solution
The fourth proportional to 4,620,102.66, 6,929,624.52 and 1,208,718.54 is: 1,812,939.29
Step by Step Solution
- Step 1: Write the proportion equation
4,620,102.66 : 6,929,624.52 = 1,208,718.54 : x - Step 2: Convert to fraction form
4,620,102.66/6,929,624.52 = 1,208,718.54/x - Step 3: Cross multiply
4,620,102.66x = 6,929,624.52 × 1,208,718.54 - Step 4: Simplify right side
4,620,102.66x = 8,375,965,632,562.60 - Step 5: Solve for x
x = 8,375,965,632,562.60/4,620,102.66 - Step 6: Final answer
x = 1,812,939.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.