Finding the Fourth Proportional to 6,911,562.24, 10,366,161.84 and 1,861,691.76
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Solution
The fourth proportional to 6,911,562.24, 10,366,161.84 and 1,861,691.76 is: 2,792,219.39
Step by Step Solution
- Step 1: Write the proportion equation
6,911,562.24 : 10,366,161.84 = 1,861,691.76 : x - Step 2: Convert to fraction form
6,911,562.24/10,366,161.84 = 1,861,691.76/x - Step 3: Cross multiply
6,911,562.24x = 10,366,161.84 × 1,861,691.76 - Step 4: Simplify right side
6,911,562.24x = 19,298,598,080,354.44 - Step 5: Solve for x
x = 19,298,598,080,354.44/6,911,562.24 - Step 6: Final answer
x = 2,792,219.39
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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.