Finding the Fourth Proportional to 4,180,311.93, 6,270,163.45 and 1,875,518.74
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Solution
The fourth proportional to 4,180,311.93, 6,270,163.45 and 1,875,518.74 is: 2,813,141.52
Step by Step Solution
- Step 1: Write the proportion equation
4,180,311.93 : 6,270,163.45 = 1,875,518.74 : x - Step 2: Convert to fraction form
4,180,311.93/6,270,163.45 = 1,875,518.74/x - Step 3: Cross multiply
4,180,311.93x = 6,270,163.45 × 1,875,518.74 - Step 4: Simplify right side
4,180,311.93x = 11,759,809,053,338.05 - Step 5: Solve for x
x = 11,759,809,053,338.05/4,180,311.93 - Step 6: Final answer
x = 2,813,141.52
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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.