Finding the Fourth Proportional to 4,696,765.66, 7,042,927.62 and 1,819,480.12
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Solution
The fourth proportional to 4,696,765.66, 7,042,927.62 and 1,819,480.12 is: 2,728,359.83
Step by Step Solution
- Step 1: Write the proportion equation
4,696,765.66 : 7,042,927.62 = 1,819,480.12 : x - Step 2: Convert to fraction form
4,696,765.66/7,042,927.62 = 1,819,480.12/x - Step 3: Cross multiply
4,696,765.66x = 7,042,927.62 × 1,819,480.12 - Step 4: Simplify right side
4,696,765.66x = 12,814,466,780,404.65 - Step 5: Solve for x
x = 12,814,466,780,404.65/4,696,765.66 - Step 6: Final answer
x = 2,728,359.83
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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.