Finding the Fourth Proportional to 1,340,497.34, 2,010,728.49 and 329,628.05
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Solution
The fourth proportional to 1,340,497.34, 2,010,728.49 and 329,628.05 is: 494,437.77
Step by Step Solution
- Step 1: Write the proportion equation
1,340,497.34 : 2,010,728.49 = 329,628.05 : x - Step 2: Convert to fraction form
1,340,497.34/2,010,728.49 = 329,628.05/x - Step 3: Cross multiply
1,340,497.34x = 2,010,728.49 × 329,628.05 - Step 4: Simplify right side
1,340,497.34x = 662,792,511,238.15 - Step 5: Solve for x
x = 662,792,511,238.15/1,340,497.34 - Step 6: Final answer
x = 494,437.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.