Finding the Fourth Proportional to 3,503,489.36, 4,834,980.96 and 1,975,563.68
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Solution
The fourth proportional to 3,503,489.36, 4,834,980.96 and 1,975,563.68 is: 2,726,371.28
Step by Step Solution
- Step 1: Write the proportion equation
3,503,489.36 : 4,834,980.96 = 1,975,563.68 : x - Step 2: Convert to fraction form
3,503,489.36/4,834,980.96 = 1,975,563.68/x - Step 3: Cross multiply
3,503,489.36x = 4,834,980.96 × 1,975,563.68 - Step 4: Simplify right side
3,503,489.36x = 9,551,812,778,067.53 - Step 5: Solve for x
x = 9,551,812,778,067.53/3,503,489.36 - Step 6: Final answer
x = 2,726,371.28
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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.