Finding the Third Proportional to 869,008 and 1,272,403
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Solution
The third proportional to 869,008 and 1,272,403 is: 1,863,054.65
Step by Step Solution
- Step 1: Write the proportion equation
869,008 : 1,272,403 = 1,272,403 : x - Step 2: Convert to fraction form
869,008/1,272,403 = 1,272,403/x - Step 3: Cross multiply
869,008x = 1,272,403 × 1,272,403 - Step 4: Simplify right side
869,008x = 1,619,009,394,409 - Step 5: Solve for x
x = 1,619,009,394,409/869,008 - Step 6: Final answer
x = 1,863,054.65
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.