Finding the Third Proportional to 455,742.19 and 982,138.50
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Solution
The third proportional to 455,742.19 and 982,138.50 is: 2,116,538.82
Step by Step Solution
- Step 1: Write the proportion equation
455,742.19 : 982,138.50 = 982,138.50 : x - Step 2: Convert to fraction form
455,742.19/982,138.50 = 982,138.50/x - Step 3: Cross multiply
455,742.19x = 982,138.50 × 982,138.50 - Step 4: Simplify right side
455,742.19x = 964,596,033,182.25 - Step 5: Solve for x
x = 964,596,033,182.25/455,742.19 - Step 6: Final answer
x = 2,116,538.82
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.