Finding the Fourth Proportional to 5,852,612.31, 8,076,918.77 and 3,274,139.31
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Solution
The fourth proportional to 5,852,612.31, 8,076,918.77 and 3,274,139.31 is: 4,518,487.79
Step by Step Solution
- Step 1: Write the proportion equation
5,852,612.31 : 8,076,918.77 = 3,274,139.31 : x - Step 2: Convert to fraction form
5,852,612.31/8,076,918.77 = 3,274,139.31/x - Step 3: Cross multiply
5,852,612.31x = 8,076,918.77 × 3,274,139.31 - Step 4: Simplify right side
5,852,612.31x = 26,444,957,248,533.85 - Step 5: Solve for x
x = 26,444,957,248,533.85/5,852,612.31 - Step 6: Final answer
x = 4,518,487.79
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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.