Finding the Third Proportional to 490,944 and 1,078,368
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Solution
The third proportional to 490,944 and 1,078,368 is: 2,368,656.19
Step by Step Solution
- Step 1: Write the proportion equation
490,944 : 1,078,368 = 1,078,368 : x - Step 2: Convert to fraction form
490,944/1,078,368 = 1,078,368/x - Step 3: Cross multiply
490,944x = 1,078,368 × 1,078,368 - Step 4: Simplify right side
490,944x = 1,162,877,543,424 - Step 5: Solve for x
x = 1,162,877,543,424/490,944 - Step 6: Final answer
x = 2,368,656.19
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.