Finding the Fourth Proportional to 5,751,403.84, 8,618,237.34 and 2,830,143.16
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Solution
The fourth proportional to 5,751,403.84, 8,618,237.34 and 2,830,143.16 is: 4,240,850.78
Step by Step Solution
- Step 1: Write the proportion equation
5,751,403.84 : 8,618,237.34 = 2,830,143.16 : x - Step 2: Convert to fraction form
5,751,403.84/8,618,237.34 = 2,830,143.16/x - Step 3: Cross multiply
5,751,403.84x = 8,618,237.34 × 2,830,143.16 - Step 4: Simplify right side
5,751,403.84x = 24,390,845,459,057.59 - Step 5: Solve for x
x = 24,390,845,459,057.59/5,751,403.84 - Step 6: Final answer
x = 4,240,850.78
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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.