Finding the Fourth Proportional to 1,597,970.75, 2,205,186.53 and 872,818.92
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Solution
The fourth proportional to 1,597,970.75, 2,205,186.53 and 872,818.92 is: 1,204,482.95
Step by Step Solution
- Step 1: Write the proportion equation
1,597,970.75 : 2,205,186.53 = 872,818.92 : x - Step 2: Convert to fraction form
1,597,970.75/2,205,186.53 = 872,818.92/x - Step 3: Cross multiply
1,597,970.75x = 2,205,186.53 × 872,818.92 - Step 4: Simplify right side
1,597,970.75x = 1,924,728,521,149.05 - Step 5: Solve for x
x = 1,924,728,521,149.05/1,597,970.75 - Step 6: Final answer
x = 1,204,482.95
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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.