Finding the Fourth Proportional to 4,034,643.10, 6,058,963.05 and 2,145,075.10
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Solution
The fourth proportional to 4,034,643.10, 6,058,963.05 and 2,145,075.10 is: 3,221,333.45
Step by Step Solution
- Step 1: Write the proportion equation
4,034,643.10 : 6,058,963.05 = 2,145,075.10 : x - Step 2: Convert to fraction form
4,034,643.10/6,058,963.05 = 2,145,075.10/x - Step 3: Cross multiply
4,034,643.10x = 6,058,963.05 × 2,145,075.10 - Step 4: Simplify right side
4,034,643.10x = 12,996,930,770,375.05 - Step 5: Solve for x
x = 12,996,930,770,375.05/4,034,643.10 - Step 6: Final answer
x = 3,221,333.45
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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.