Finding the Fourth Proportional to 5,547,176.98, 8,320,765.46 and 1,503,664.81
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Solution
The fourth proportional to 5,547,176.98, 8,320,765.46 and 1,503,664.81 is: 2,255,497.21
Step by Step Solution
- Step 1: Write the proportion equation
5,547,176.98 : 8,320,765.46 = 1,503,664.81 : x - Step 2: Convert to fraction form
5,547,176.98/8,320,765.46 = 1,503,664.81/x - Step 3: Cross multiply
5,547,176.98x = 8,320,765.46 × 1,503,664.81 - Step 4: Simplify right side
5,547,176.98x = 12,511,642,214,465.46 - Step 5: Solve for x
x = 12,511,642,214,465.46/5,547,176.98 - Step 6: Final answer
x = 2,255,497.21
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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.