Finding the Third Proportional to 988,472 and 2,169,400
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Solution
The third proportional to 988,472 and 2,169,400 is: 4,761,183.28
Step by Step Solution
- Step 1: Write the proportion equation
988,472 : 2,169,400 = 2,169,400 : x - Step 2: Convert to fraction form
988,472/2,169,400 = 2,169,400/x - Step 3: Cross multiply
988,472x = 2,169,400 × 2,169,400 - Step 4: Simplify right side
988,472x = 4,706,296,360,000 - Step 5: Solve for x
x = 4,706,296,360,000/988,472 - Step 6: Final answer
x = 4,761,183.28
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.