Finding the Fourth Proportional to 4,611,132.36, 6,349,276.20 and 4,178,598.44
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Solution
The fourth proportional to 4,611,132.36, 6,349,276.20 and 4,178,598.44 is: 5,753,700.72
Step by Step Solution
- Step 1: Write the proportion equation
4,611,132.36 : 6,349,276.20 = 4,178,598.44 : x - Step 2: Convert to fraction form
4,611,132.36/6,349,276.20 = 4,178,598.44/x - Step 3: Cross multiply
4,611,132.36x = 6,349,276.20 × 4,178,598.44 - Step 4: Simplify right side
4,611,132.36x = 26,531,075,592,702.75 - Step 5: Solve for x
x = 26,531,075,592,702.75/4,611,132.36 - Step 6: Final answer
x = 5,753,700.72
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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.