Finding the Fourth Proportional to 1,472,336.36, 2,206,251.84 and 990,780.82
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Solution
The fourth proportional to 1,472,336.36, 2,206,251.84 and 990,780.82 is: 1,484,655.32
Step by Step Solution
- Step 1: Write the proportion equation
1,472,336.36 : 2,206,251.84 = 990,780.82 : x - Step 2: Convert to fraction form
1,472,336.36/2,206,251.84 = 990,780.82/x - Step 3: Cross multiply
1,472,336.36x = 2,206,251.84 × 990,780.82 - Step 4: Simplify right side
1,472,336.36x = 2,185,912,007,161.71 - Step 5: Solve for x
x = 2,185,912,007,161.71/1,472,336.36 - Step 6: Final answer
x = 1,484,655.32
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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.