Finding the Fourth Proportional to 4,466,832.16, 6,696,981.69 and 1,432,470.80
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Solution
The fourth proportional to 4,466,832.16, 6,696,981.69 and 1,432,470.80 is: 2,147,658.65
Step by Step Solution
- Step 1: Write the proportion equation
4,466,832.16 : 6,696,981.69 = 1,432,470.80 : x - Step 2: Convert to fraction form
4,466,832.16/6,696,981.69 = 1,432,470.80/x - Step 3: Cross multiply
4,466,832.16x = 6,696,981.69 × 1,432,470.80 - Step 4: Simplify right side
4,466,832.16x = 9,593,230,719,059.65 - Step 5: Solve for x
x = 9,593,230,719,059.65/4,466,832.16 - Step 6: Final answer
x = 2,147,658.65
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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.