Finding the Fourth Proportional to 4,135,603.70, 6,203,407.71 and 1,295,938.10
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Solution
The fourth proportional to 4,135,603.70, 6,203,407.71 and 1,295,938.10 is: 1,943,907.83
Step by Step Solution
- Step 1: Write the proportion equation
4,135,603.70 : 6,203,407.71 = 1,295,938.10 : x - Step 2: Convert to fraction form
4,135,603.70/6,203,407.71 = 1,295,938.10/x - Step 3: Cross multiply
4,135,603.70x = 6,203,407.71 × 1,295,938.10 - Step 4: Simplify right side
4,135,603.70x = 8,039,232,401,222.75 - Step 5: Solve for x
x = 8,039,232,401,222.75/4,135,603.70 - Step 6: Final answer
x = 1,943,907.83
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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.