Finding the Fourth Proportional to 4,626,941.40, 6,385,177.36 and 2,589,750.92
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Solution
The fourth proportional to 4,626,941.40, 6,385,177.36 and 2,589,750.92 is: 3,573,855.28
Step by Step Solution
- Step 1: Write the proportion equation
4,626,941.40 : 6,385,177.36 = 2,589,750.92 : x - Step 2: Convert to fraction form
4,626,941.40/6,385,177.36 = 2,589,750.92/x - Step 3: Cross multiply
4,626,941.40x = 6,385,177.36 × 2,589,750.92 - Step 4: Simplify right side
4,626,941.40x = 16,536,018,942,423.17 - Step 5: Solve for x
x = 16,536,018,942,423.17/4,626,941.40 - Step 6: Final answer
x = 3,573,855.28
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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.