Finding the Third Proportional to 875,781 and 1,319,934
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Solution
The third proportional to 875,781 and 1,319,934 is: 1,989,339.53
Step by Step Solution
- Step 1: Write the proportion equation
875,781 : 1,319,934 = 1,319,934 : x - Step 2: Convert to fraction form
875,781/1,319,934 = 1,319,934/x - Step 3: Cross multiply
875,781x = 1,319,934 × 1,319,934 - Step 4: Simplify right side
875,781x = 1,742,225,764,356 - Step 5: Solve for x
x = 1,742,225,764,356/875,781 - Step 6: Final answer
x = 1,989,339.53
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.