Finding the Fourth Proportional to 4,052,101.80, 6,078,152.70 and 3,107,317.80
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Solution
The fourth proportional to 4,052,101.80, 6,078,152.70 and 3,107,317.80 is: 4,660,976.70
Step by Step Solution
- Step 1: Write the proportion equation
4,052,101.80 : 6,078,152.70 = 3,107,317.80 : x - Step 2: Convert to fraction form
4,052,101.80/6,078,152.70 = 3,107,317.80/x - Step 3: Cross multiply
4,052,101.80x = 6,078,152.70 × 3,107,317.80 - Step 4: Simplify right side
4,052,101.80x = 18,886,752,075,828.06 - Step 5: Solve for x
x = 18,886,752,075,828.06/4,052,101.80 - Step 6: Final answer
x = 4,660,976.70
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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.