Finding the Fourth Proportional to 1,647,870.68, 2,469,809.99 and 699,248.54
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Solution
The fourth proportional to 1,647,870.68, 2,469,809.99 and 699,248.54 is: 1,048,025.82
Step by Step Solution
- Step 1: Write the proportion equation
1,647,870.68 : 2,469,809.99 = 699,248.54 : x - Step 2: Convert to fraction form
1,647,870.68/2,469,809.99 = 699,248.54/x - Step 3: Cross multiply
1,647,870.68x = 2,469,809.99 × 699,248.54 - Step 4: Simplify right side
1,647,870.68x = 1,727,011,013,739.62 - Step 5: Solve for x
x = 1,727,011,013,739.62/1,647,870.68 - Step 6: Final answer
x = 1,048,025.82
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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.