Finding the Fourth Proportional to 4,031,178.40, 5,562,816.24 and 2,503,252.96
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Solution
The fourth proportional to 4,031,178.40, 5,562,816.24 and 2,503,252.96 is: 3,454,358.71
Step by Step Solution
- Step 1: Write the proportion equation
4,031,178.40 : 5,562,816.24 = 2,503,252.96 : x - Step 2: Convert to fraction form
4,031,178.40/5,562,816.24 = 2,503,252.96/x - Step 3: Cross multiply
4,031,178.40x = 5,562,816.24 × 2,503,252.96 - Step 4: Simplify right side
4,031,178.40x = 13,925,136,218,716.07 - Step 5: Solve for x
x = 13,925,136,218,716.07/4,031,178.40 - Step 6: Final answer
x = 3,454,358.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.