Finding the Fourth Proportional to 5,980,963.12, 8,968,292.10 and 2,611,233.52
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Solution
The fourth proportional to 5,980,963.12, 8,968,292.10 and 2,611,233.52 is: 3,915,473.89
Step by Step Solution
- Step 1: Write the proportion equation
5,980,963.12 : 8,968,292.10 = 2,611,233.52 : x - Step 2: Convert to fraction form
5,980,963.12/8,968,292.10 = 2,611,233.52/x - Step 3: Cross multiply
5,980,963.12x = 8,968,292.10 × 2,611,233.52 - Step 4: Simplify right side
5,980,963.12x = 23,418,304,948,671.19 - Step 5: Solve for x
x = 23,418,304,948,671.19/5,980,963.12 - Step 6: Final answer
x = 3,915,473.89
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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.