Finding the Fourth Proportional to 2,381,702.10, 3,579,639.44 and 1,120,415.46
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Solution
The fourth proportional to 2,381,702.10, 3,579,639.44 and 1,120,415.46 is: 1,683,956.77
Step by Step Solution
- Step 1: Write the proportion equation
2,381,702.10 : 3,579,639.44 = 1,120,415.46 : x - Step 2: Convert to fraction form
2,381,702.10/3,579,639.44 = 1,120,415.46/x - Step 3: Cross multiply
2,381,702.10x = 3,579,639.44 × 1,120,415.46 - Step 4: Simplify right side
2,381,702.10x = 4,010,683,364,199.67 - Step 5: Solve for x
x = 4,010,683,364,199.67/2,381,702.10 - Step 6: Final answer
x = 1,683,956.77
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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.