Finding the Fourth Proportional to 4,913,172.29, 6,780,108.84 and 2,737,807.13
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Solution
The fourth proportional to 4,913,172.29, 6,780,108.84 and 2,737,807.13 is: 3,778,135.43
Step by Step Solution
- Step 1: Write the proportion equation
4,913,172.29 : 6,780,108.84 = 2,737,807.13 : x - Step 2: Convert to fraction form
4,913,172.29/6,780,108.84 = 2,737,807.13/x - Step 3: Cross multiply
4,913,172.29x = 6,780,108.84 × 2,737,807.13 - Step 4: Simplify right side
4,913,172.29x = 18,562,630,324,328.03 - Step 5: Solve for x
x = 18,562,630,324,328.03/4,913,172.29 - Step 6: Final answer
x = 3,778,135.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.