Finding the Fourth Proportional to 2,673,000.76, 3,688,512.96 and 1,511,390.08
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Solution
The fourth proportional to 2,673,000.76, 3,688,512.96 and 1,511,390.08 is: 2,085,589.34
Step by Step Solution
- Step 1: Write the proportion equation
2,673,000.76 : 3,688,512.96 = 1,511,390.08 : x - Step 2: Convert to fraction form
2,673,000.76/3,688,512.96 = 1,511,390.08/x - Step 3: Cross multiply
2,673,000.76x = 3,688,512.96 × 1,511,390.08 - Step 4: Simplify right side
2,673,000.76x = 5,574,781,897,695.44 - Step 5: Solve for x
x = 5,574,781,897,695.44/2,673,000.76 - Step 6: Final answer
x = 2,085,589.34
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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.