Finding the Fourth Proportional to 5,646,803.58, 7,792,582.92 and 3,068,478.18
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Solution
The fourth proportional to 5,646,803.58, 7,792,582.92 and 3,068,478.18 is: 4,234,496.62
Step by Step Solution
- Step 1: Write the proportion equation
5,646,803.58 : 7,792,582.92 = 3,068,478.18 : x - Step 2: Convert to fraction form
5,646,803.58/7,792,582.92 = 3,068,478.18/x - Step 3: Cross multiply
5,646,803.58x = 7,792,582.92 × 3,068,478.18 - Step 4: Simplify right side
5,646,803.58x = 23,911,370,655,860.69 - Step 5: Solve for x
x = 23,911,370,655,860.69/5,646,803.58 - Step 6: Final answer
x = 4,234,496.62
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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.