Finding the Third Proportional to 728,487 and 1,102,890.94
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Solution
The third proportional to 728,487 and 1,102,890.94 is: 1,669,718.77
Step by Step Solution
- Step 1: Write the proportion equation
728,487 : 1,102,890.94 = 1,102,890.94 : x - Step 2: Convert to fraction form
728,487/1,102,890.94 = 1,102,890.94/x - Step 3: Cross multiply
728,487x = 1,102,890.94 × 1,102,890.94 - Step 4: Simplify right side
728,487x = 1,216,368,420,019.63 - Step 5: Solve for x
x = 1,216,368,420,019.63/728,487 - Step 6: Final answer
x = 1,669,718.77
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.