Finding the Fourth Proportional to 1,753,394.45, 2,418,792.84 and 1,064,883.11
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Solution
The fourth proportional to 1,753,394.45, 2,418,792.84 and 1,064,883.11 is: 1,468,997.26
Step by Step Solution
- Step 1: Write the proportion equation
1,753,394.45 : 2,418,792.84 = 1,064,883.11 : x - Step 2: Convert to fraction form
1,753,394.45/2,418,792.84 = 1,064,883.11/x - Step 3: Cross multiply
1,753,394.45x = 2,418,792.84 × 1,064,883.11 - Step 4: Simplify right side
1,753,394.45x = 2,575,731,629,810.97 - Step 5: Solve for x
x = 2,575,731,629,810.97/1,753,394.45 - Step 6: Final answer
x = 1,468,997.26
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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.