Finding the Fourth Proportional to 1,597,962.12, 2,205,174.56 and 872,810.32
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Solution
The fourth proportional to 1,597,962.12, 2,205,174.56 and 872,810.32 is: 1,204,471.05
Step by Step Solution
- Step 1: Write the proportion equation
1,597,962.12 : 2,205,174.56 = 872,810.32 : x - Step 2: Convert to fraction form
1,597,962.12/2,205,174.56 = 872,810.32/x - Step 3: Cross multiply
1,597,962.12x = 2,205,174.56 × 872,810.32 - Step 4: Simplify right side
1,597,962.12x = 1,924,699,113,369.46 - Step 5: Solve for x
x = 1,924,699,113,369.46/1,597,962.12 - Step 6: Final answer
x = 1,204,471.05
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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.