Finding the Fourth Proportional to 4,624,609.98, 6,381,429.18 and 2,664,773.66
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Solution
The fourth proportional to 4,624,609.98, 6,381,429.18 and 2,664,773.66 is: 3,677,080.76
Step by Step Solution
- Step 1: Write the proportion equation
4,624,609.98 : 6,381,429.18 = 2,664,773.66 : x - Step 2: Convert to fraction form
4,624,609.98/6,381,429.18 = 2,664,773.66/x - Step 3: Cross multiply
4,624,609.98x = 6,381,429.18 × 2,664,773.66 - Step 4: Simplify right side
4,624,609.98x = 17,005,064,392,019.40 - Step 5: Solve for x
x = 17,005,064,392,019.40/4,624,609.98 - Step 6: Final answer
x = 3,677,080.76
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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.