Finding the Fourth Proportional to 5,264,029.92, 7,896,977.79 and 2,385,280.44
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Solution
The fourth proportional to 5,264,029.92, 7,896,977.79 and 2,385,280.44 is: 3,578,343.39
Step by Step Solution
- Step 1: Write the proportion equation
5,264,029.92 : 7,896,977.79 = 2,385,280.44 : x - Step 2: Convert to fraction form
5,264,029.92/7,896,977.79 = 2,385,280.44/x - Step 3: Cross multiply
5,264,029.92x = 7,896,977.79 × 2,385,280.44 - Step 4: Simplify right side
5,264,029.92x = 18,836,506,657,601.43 - Step 5: Solve for x
x = 18,836,506,657,601.43/5,264,029.92 - Step 6: Final answer
x = 3,578,343.39
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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.