Finding the Fourth Proportional to 3,487,419.68, 5,231,227.68 and 963,074.93
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Solution
The fourth proportional to 3,487,419.68, 5,231,227.68 and 963,074.93 is: 1,444,639.50
Step by Step Solution
- Step 1: Write the proportion equation
3,487,419.68 : 5,231,227.68 = 963,074.93 : x - Step 2: Convert to fraction form
3,487,419.68/5,231,227.68 = 963,074.93/x - Step 3: Cross multiply
3,487,419.68x = 5,231,227.68 × 963,074.93 - Step 4: Simplify right side
3,487,419.68x = 5,038,064,205,573.92 - Step 5: Solve for x
x = 5,038,064,205,573.92/3,487,419.68 - Step 6: Final answer
x = 1,444,639.50
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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.