Finding the Fourth Proportional to 3,600,043.36, 5,402,722.56 and 1,706,791.84
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Solution
The fourth proportional to 3,600,043.36, 5,402,722.56 and 1,706,791.84 is: 2,561,447.70
Step by Step Solution
- Step 1: Write the proportion equation
3,600,043.36 : 5,402,722.56 = 1,706,791.84 : x - Step 2: Convert to fraction form
3,600,043.36/5,402,722.56 = 1,706,791.84/x - Step 3: Cross multiply
3,600,043.36x = 5,402,722.56 × 1,706,791.84 - Step 4: Simplify right side
3,600,043.36x = 9,221,322,779,191.91 - Step 5: Solve for x
x = 9,221,322,779,191.91/3,600,043.36 - Step 6: Final answer
x = 2,561,447.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.