Finding the Fourth Proportional to 5,322,555.36, 7,983,717.76 and 1,484,275.36
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Solution
The fourth proportional to 5,322,555.36, 7,983,717.76 and 1,484,275.36 is: 2,226,380.89
Step by Step Solution
- Step 1: Write the proportion equation
5,322,555.36 : 7,983,717.76 = 1,484,275.36 : x - Step 2: Convert to fraction form
5,322,555.36/7,983,717.76 = 1,484,275.36/x - Step 3: Cross multiply
5,322,555.36x = 7,983,717.76 × 1,484,275.36 - Step 4: Simplify right side
5,322,555.36x = 11,850,035,552,362.39 - Step 5: Solve for x
x = 11,850,035,552,362.39/5,322,555.36 - Step 6: Final answer
x = 2,226,380.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.