Finding the Fourth Proportional to 801,618.36, 1,203,237.84 and 711,027.84
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Solution
The fourth proportional to 801,618.36, 1,203,237.84 and 711,027.84 is: 1,067,260.49
Step by Step Solution
- Step 1: Write the proportion equation
801,618.36 : 1,203,237.84 = 711,027.84 : x - Step 2: Convert to fraction form
801,618.36/1,203,237.84 = 711,027.84/x - Step 3: Cross multiply
801,618.36x = 1,203,237.84 × 711,027.84 - Step 4: Simplify right side
801,618.36x = 855,535,602,381.47 - Step 5: Solve for x
x = 855,535,602,381.47/801,618.36 - Step 6: Final answer
x = 1,067,260.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.