Finding the Fourth Proportional to 2,673,543.76, 3,689,518.80 and 1,449,851.68
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Solution
The fourth proportional to 2,673,543.76, 3,689,518.80 and 1,449,851.68 is: 2,000,810.73
Step by Step Solution
- Step 1: Write the proportion equation
2,673,543.76 : 3,689,518.80 = 1,449,851.68 : x - Step 2: Convert to fraction form
2,673,543.76/3,689,518.80 = 1,449,851.68/x - Step 3: Cross multiply
2,673,543.76x = 3,689,518.80 × 1,449,851.68 - Step 4: Simplify right side
2,673,543.76x = 5,349,255,030,571.58 - Step 5: Solve for x
x = 5,349,255,030,571.58/2,673,543.76 - Step 6: Final answer
x = 2,000,810.73
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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.