Finding the Fourth Proportional to 3,076,738.66, 4,615,545.30 and 947,000.26
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Solution
The fourth proportional to 3,076,738.66, 4,615,545.30 and 947,000.26 is: 1,420,634.99
Step by Step Solution
- Step 1: Write the proportion equation
3,076,738.66 : 4,615,545.30 = 947,000.26 : x - Step 2: Convert to fraction form
3,076,738.66/4,615,545.30 = 947,000.26/x - Step 3: Cross multiply
3,076,738.66x = 4,615,545.30 × 947,000.26 - Step 4: Simplify right side
3,076,738.66x = 4,370,922,599,141.78 - Step 5: Solve for x
x = 4,370,922,599,141.78/3,076,738.66 - Step 6: Final answer
x = 1,420,634.99
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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.