Finding the Fourth Proportional to 4,644,603.60, 6,408,431.28 and 2,709,759.84
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Solution
The fourth proportional to 4,644,603.60, 6,408,431.28 and 2,709,759.84 is: 3,738,814.16
Step by Step Solution
- Step 1: Write the proportion equation
4,644,603.60 : 6,408,431.28 = 2,709,759.84 : x - Step 2: Convert to fraction form
4,644,603.60/6,408,431.28 = 2,709,759.84/x - Step 3: Cross multiply
4,644,603.60x = 6,408,431.28 × 2,709,759.84 - Step 4: Simplify right side
4,644,603.60x = 17,365,309,719,943.79 - Step 5: Solve for x
x = 17,365,309,719,943.79/4,644,603.60 - Step 6: Final answer
x = 3,738,814.16
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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.