Finding the Fourth Proportional to 2,935,285.80, 4,407,075.90 and 1,815,541.80
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Solution
The fourth proportional to 2,935,285.80, 4,407,075.90 and 1,815,541.80 is: 2,725,877.84
Step by Step Solution
- Step 1: Write the proportion equation
2,935,285.80 : 4,407,075.90 = 1,815,541.80 : x - Step 2: Convert to fraction form
2,935,285.80/4,407,075.90 = 1,815,541.80/x - Step 3: Cross multiply
2,935,285.80x = 4,407,075.90 × 1,815,541.80 - Step 4: Simplify right side
2,935,285.80x = 8,001,230,512,222.62 - Step 5: Solve for x
x = 8,001,230,512,222.62/2,935,285.80 - Step 6: Final answer
x = 2,725,877.84
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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.