Finding the Fourth Proportional to 1,687,244.12, 2,328,397.08 and 923,297.84
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Solution
The fourth proportional to 1,687,244.12, 2,328,397.08 and 923,297.84 is: 1,274,151.13
Step by Step Solution
- Step 1: Write the proportion equation
1,687,244.12 : 2,328,397.08 = 923,297.84 : x - Step 2: Convert to fraction form
1,687,244.12/2,328,397.08 = 923,297.84/x - Step 3: Cross multiply
1,687,244.12x = 2,328,397.08 × 923,297.84 - Step 4: Simplify right side
1,687,244.12x = 2,149,803,994,626.31 - Step 5: Solve for x
x = 2,149,803,994,626.31/1,687,244.12 - Step 6: Final answer
x = 1,274,151.13
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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.