Finding the Third Proportional to 987,648 and 2,125,176
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Solution
The third proportional to 987,648 and 2,125,176 is: 4,572,856.96
Step by Step Solution
- Step 1: Write the proportion equation
987,648 : 2,125,176 = 2,125,176 : x - Step 2: Convert to fraction form
987,648/2,125,176 = 2,125,176/x - Step 3: Cross multiply
987,648x = 2,125,176 × 2,125,176 - Step 4: Simplify right side
987,648x = 4,516,373,030,976 - Step 5: Solve for x
x = 4,516,373,030,976/987,648 - Step 6: Final answer
x = 4,572,856.96
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.