Finding the Third Proportional to 615,069 and 865,774
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Solution
The third proportional to 615,069 and 865,774 is: 1,218,667.53
Step by Step Solution
- Step 1: Write the proportion equation
615,069 : 865,774 = 865,774 : x - Step 2: Convert to fraction form
615,069/865,774 = 865,774/x - Step 3: Cross multiply
615,069x = 865,774 × 865,774 - Step 4: Simplify right side
615,069x = 749,564,619,076 - Step 5: Solve for x
x = 749,564,619,076/615,069 - Step 6: Final answer
x = 1,218,667.53
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.