Finding the Fourth Proportional to 2,679,366.52, 3,696,611.28 and 1,660,399.48
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Solution
The fourth proportional to 2,679,366.52, 3,696,611.28 and 1,660,399.48 is: 2,290,784.56
Step by Step Solution
- Step 1: Write the proportion equation
2,679,366.52 : 3,696,611.28 = 1,660,399.48 : x - Step 2: Convert to fraction form
2,679,366.52/3,696,611.28 = 1,660,399.48/x - Step 3: Cross multiply
2,679,366.52x = 3,696,611.28 × 1,660,399.48 - Step 4: Simplify right side
2,679,366.52x = 6,137,851,447,074.13 - Step 5: Solve for x
x = 6,137,851,447,074.13/2,679,366.52 - Step 6: Final answer
x = 2,290,784.56
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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.