Finding the Fourth Proportional to 4,179,498.40, 6,263,342.70 and 2,577,302.20
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Solution
The fourth proportional to 4,179,498.40, 6,263,342.70 and 2,577,302.20 is: 3,862,312.02
Step by Step Solution
- Step 1: Write the proportion equation
4,179,498.40 : 6,263,342.70 = 2,577,302.20 : x - Step 2: Convert to fraction form
4,179,498.40/6,263,342.70 = 2,577,302.20/x - Step 3: Cross multiply
4,179,498.40x = 6,263,342.70 × 2,577,302.20 - Step 4: Simplify right side
4,179,498.40x = 16,142,526,920,063.94 - Step 5: Solve for x
x = 16,142,526,920,063.94/4,179,498.40 - Step 6: Final answer
x = 3,862,312.02
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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.