Finding the Fourth Proportional to 1,508,230.94, 2,081,372.22 and 819,904.14
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Solution
The fourth proportional to 1,508,230.94, 2,081,372.22 and 819,904.14 is: 1,131,475.07
Step by Step Solution
- Step 1: Write the proportion equation
1,508,230.94 : 2,081,372.22 = 819,904.14 : x - Step 2: Convert to fraction form
1,508,230.94/2,081,372.22 = 819,904.14/x - Step 3: Cross multiply
1,508,230.94x = 2,081,372.22 × 819,904.14 - Step 4: Simplify right side
1,508,230.94x = 1,706,525,700,058.99 - Step 5: Solve for x
x = 1,706,525,700,058.99/1,508,230.94 - Step 6: Final answer
x = 1,131,475.07
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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.