Finding the Fourth Proportional to 3,943,876.68, 5,916,468.66 and 1,384,427.76
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Solution
The fourth proportional to 3,943,876.68, 5,916,468.66 and 1,384,427.76 is: 2,076,871.09
Step by Step Solution
- Step 1: Write the proportion equation
3,943,876.68 : 5,916,468.66 = 1,384,427.76 : x - Step 2: Convert to fraction form
3,943,876.68/5,916,468.66 = 1,384,427.76/x - Step 3: Cross multiply
3,943,876.68x = 5,916,468.66 × 1,384,427.76 - Step 4: Simplify right side
3,943,876.68x = 8,190,923,454,074.00 - Step 5: Solve for x
x = 8,190,923,454,074.00/3,943,876.68 - Step 6: Final answer
x = 2,076,871.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.