Finding the Fourth Proportional to 3,657,991.64, 5,047,953.93 and 2,026,373.00
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Solution
The fourth proportional to 3,657,991.64, 5,047,953.93 and 2,026,373.00 is: 2,796,353.45
Step by Step Solution
- Step 1: Write the proportion equation
3,657,991.64 : 5,047,953.93 = 2,026,373.00 : x - Step 2: Convert to fraction form
3,657,991.64/5,047,953.93 = 2,026,373.00/x - Step 3: Cross multiply
3,657,991.64x = 5,047,953.93 × 2,026,373.00 - Step 4: Simplify right side
3,657,991.64x = 10,229,037,523,756.12 - Step 5: Solve for x
x = 10,229,037,523,756.12/3,657,991.64 - Step 6: Final answer
x = 2,796,353.45
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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.