Finding the Fourth Proportional to 1,178,817.88, 1,769,043.46 and 468,773.08
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Solution
The fourth proportional to 1,178,817.88, 1,769,043.46 and 468,773.08 is: 703,484.37
Step by Step Solution
- Step 1: Write the proportion equation
1,178,817.88 : 1,769,043.46 = 468,773.08 : x - Step 2: Convert to fraction form
1,178,817.88/1,769,043.46 = 468,773.08/x - Step 3: Cross multiply
1,178,817.88x = 1,769,043.46 × 468,773.08 - Step 4: Simplify right side
1,178,817.88x = 829,279,951,398.06 - Step 5: Solve for x
x = 829,279,951,398.06/1,178,817.88 - Step 6: Final answer
x = 703,484.37
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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.