Finding the Fourth Proportional to 5,990,074.80, 8,989,155.05 and 2,346,352.71
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Solution
The fourth proportional to 5,990,074.80, 8,989,155.05 and 2,346,352.71 is: 3,521,112.68
Step by Step Solution
- Step 1: Write the proportion equation
5,990,074.80 : 8,989,155.05 = 2,346,352.71 : x - Step 2: Convert to fraction form
5,990,074.80/8,989,155.05 = 2,346,352.71/x - Step 3: Cross multiply
5,990,074.80x = 8,989,155.05 × 2,346,352.71 - Step 4: Simplify right side
5,990,074.80x = 21,091,728,300,445.92 - Step 5: Solve for x
x = 21,091,728,300,445.92/5,990,074.80 - Step 6: Final answer
x = 3,521,112.68
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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.