Finding the Fourth Proportional to 3,537,225.49, 4,881,102.32 and 1,988,241.05
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Solution
The fourth proportional to 3,537,225.49, 4,881,102.32 and 1,988,241.05 is: 2,743,621.53
Step by Step Solution
- Step 1: Write the proportion equation
3,537,225.49 : 4,881,102.32 = 1,988,241.05 : x - Step 2: Convert to fraction form
3,537,225.49/4,881,102.32 = 1,988,241.05/x - Step 3: Cross multiply
3,537,225.49x = 4,881,102.32 × 1,988,241.05 - Step 4: Simplify right side
3,537,225.49x = 9,704,808,001,874.24 - Step 5: Solve for x
x = 9,704,808,001,874.24/3,537,225.49 - Step 6: Final answer
x = 2,743,621.53
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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.