Finding the Fourth Proportional to 1,720,665.33, 2,374,394.70 and 946,349.88
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Solution
The fourth proportional to 1,720,665.33, 2,374,394.70 and 946,349.88 is: 1,305,894.94
Step by Step Solution
- Step 1: Write the proportion equation
1,720,665.33 : 2,374,394.70 = 946,349.88 : x - Step 2: Convert to fraction form
1,720,665.33/2,374,394.70 = 946,349.88/x - Step 3: Cross multiply
1,720,665.33x = 2,374,394.70 × 946,349.88 - Step 4: Simplify right side
1,720,665.33x = 2,247,008,139,417.64 - Step 5: Solve for x
x = 2,247,008,139,417.64/1,720,665.33 - Step 6: Final answer
x = 1,305,894.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.