Finding the Third Proportional to 828,920 and 1,246,457
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Solution
The third proportional to 828,920 and 1,246,457 is: 1,874,312.42
Step by Step Solution
- Step 1: Write the proportion equation
828,920 : 1,246,457 = 1,246,457 : x - Step 2: Convert to fraction form
828,920/1,246,457 = 1,246,457/x - Step 3: Cross multiply
828,920x = 1,246,457 × 1,246,457 - Step 4: Simplify right side
828,920x = 1,553,655,052,849 - Step 5: Solve for x
x = 1,553,655,052,849/828,920 - Step 6: Final answer
x = 1,874,312.42
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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.