Finding the Fourth Proportional to 913,750.75, 1,260,801.08 and 591,416.11
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Solution
The fourth proportional to 913,750.75, 1,260,801.08 and 591,416.11 is: 816,040.99
Step by Step Solution
- Step 1: Write the proportion equation
913,750.75 : 1,260,801.08 = 591,416.11 : x - Step 2: Convert to fraction form
913,750.75/1,260,801.08 = 591,416.11/x - Step 3: Cross multiply
913,750.75x = 1,260,801.08 × 591,416.11 - Step 4: Simplify right side
913,750.75x = 745,658,067,260.32 - Step 5: Solve for x
x = 745,658,067,260.32/913,750.75 - Step 6: Final answer
x = 816,040.99
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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.