Finding the Fourth Proportional to 6,323,569.75, 8,727,708.45 and 3,607,315.75
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Solution
The fourth proportional to 6,323,569.75, 8,727,708.45 and 3,607,315.75 is: 4,978,770.12
Step by Step Solution
- Step 1: Write the proportion equation
6,323,569.75 : 8,727,708.45 = 3,607,315.75 : x - Step 2: Convert to fraction form
6,323,569.75/8,727,708.45 = 3,607,315.75/x - Step 3: Cross multiply
6,323,569.75x = 8,727,708.45 × 3,607,315.75 - Step 4: Simplify right side
6,323,569.75x = 31,483,600,153,093.09 - Step 5: Solve for x
x = 31,483,600,153,093.09/6,323,569.75 - Step 6: Final answer
x = 4,978,770.12
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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.