Finding the Fourth Proportional to 1,775,349.46, 2,663,043.63 and 513,188.02
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Solution
The fourth proportional to 1,775,349.46, 2,663,043.63 and 513,188.02 is: 769,787.65
Step by Step Solution
- Step 1: Write the proportion equation
1,775,349.46 : 2,663,043.63 = 513,188.02 : x - Step 2: Convert to fraction form
1,775,349.46/2,663,043.63 = 513,188.02/x - Step 3: Cross multiply
1,775,349.46x = 2,663,043.63 × 513,188.02 - Step 4: Simplify right side
1,775,349.46x = 1,366,642,087,653.31 - Step 5: Solve for x
x = 1,366,642,087,653.31/1,775,349.46 - Step 6: Final answer
x = 769,787.65
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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.