Finding the Fourth Proportional to 1,027,764.08, 1,541,688.24 and 279,810.08
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Solution
The fourth proportional to 1,027,764.08, 1,541,688.24 and 279,810.08 is: 419,726.59
Step by Step Solution
- Step 1: Write the proportion equation
1,027,764.08 : 1,541,688.24 = 279,810.08 : x - Step 2: Convert to fraction form
1,027,764.08/1,541,688.24 = 279,810.08/x - Step 3: Cross multiply
1,027,764.08x = 1,541,688.24 × 279,810.08 - Step 4: Simplify right side
1,027,764.08x = 431,379,909,769.46 - Step 5: Solve for x
x = 431,379,909,769.46/1,027,764.08 - Step 6: Final answer
x = 419,726.59
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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.