Finding the Third Proportional to 840,239 and 1,260,972
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Solution
The third proportional to 840,239 and 1,260,972 is: 1,892,378.70
Step by Step Solution
- Step 1: Write the proportion equation
840,239 : 1,260,972 = 1,260,972 : x - Step 2: Convert to fraction form
840,239/1,260,972 = 1,260,972/x - Step 3: Cross multiply
840,239x = 1,260,972 × 1,260,972 - Step 4: Simplify right side
840,239x = 1,590,050,384,784 - Step 5: Solve for x
x = 1,590,050,384,784/840,239 - Step 6: Final answer
x = 1,892,378.70
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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.