Finding the Third Proportional to 990,731 and 1,574,491
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Solution
The third proportional to 990,731 and 1,574,491 is: 2,502,214.94
Step by Step Solution
- Step 1: Write the proportion equation
990,731 : 1,574,491 = 1,574,491 : x - Step 2: Convert to fraction form
990,731/1,574,491 = 1,574,491/x - Step 3: Cross multiply
990,731x = 1,574,491 × 1,574,491 - Step 4: Simplify right side
990,731x = 2,479,021,909,081 - Step 5: Solve for x
x = 2,479,021,909,081/990,731 - Step 6: Final answer
x = 2,502,214.94
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.