Finding the Fourth Proportional to 3,744,708.74, 5,167,647.48 and 2,090,881.42
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Solution
The fourth proportional to 3,744,708.74, 5,167,647.48 and 2,090,881.42 is: 2,885,388.11
Step by Step Solution
- Step 1: Write the proportion equation
3,744,708.74 : 5,167,647.48 = 2,090,881.42 : x - Step 2: Convert to fraction form
3,744,708.74/5,167,647.48 = 2,090,881.42/x - Step 3: Cross multiply
3,744,708.74x = 5,167,647.48 × 2,090,881.42 - Step 4: Simplify right side
3,744,708.74x = 10,804,938,099,660.58 - Step 5: Solve for x
x = 10,804,938,099,660.58/3,744,708.74 - Step 6: Final answer
x = 2,885,388.11
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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.