Finding the Fourth Proportional to 3,611,580.08, 4,983,979.29 and 1,979,952.44
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Solution
The fourth proportional to 3,611,580.08, 4,983,979.29 and 1,979,952.44 is: 2,732,333.70
Step by Step Solution
- Step 1: Write the proportion equation
3,611,580.08 : 4,983,979.29 = 1,979,952.44 : x - Step 2: Convert to fraction form
3,611,580.08/4,983,979.29 = 1,979,952.44/x - Step 3: Cross multiply
3,611,580.08x = 4,983,979.29 × 1,979,952.44 - Step 4: Simplify right side
3,611,580.08x = 9,868,041,931,225.07 - Step 5: Solve for x
x = 9,868,041,931,225.07/3,611,580.08 - Step 6: Final answer
x = 2,732,333.70
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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.